1 // Versatile string -*- C++ -*-
3 // Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010
4 // Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // Under Section 7 of GPL version 3, you are granted additional
18 // permissions described in the GCC Runtime Library Exception, version
19 // 3.1, as published by the Free Software Foundation.
21 // You should have received a copy of the GNU General Public License and
22 // a copy of the GCC Runtime Library Exception along with this program;
23 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
24 // <http://www.gnu.org/licenses/>.
26 /** @file ext/vstring.h
27 * This file is a GNU extension to the Standard C++ Library.
33 #pragma GCC system_header
35 #include <initializer_list>
36 #include <ext/vstring_util.h>
37 #include <ext/rc_string_base.h>
38 #include <ext/sso_string_base.h>
40 _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx
)
43 * @class __versa_string vstring.h
44 * @brief Managing sequences of characters and character-like objects.
47 // Template class __versa_string
48 template<typename _CharT
, typename _Traits
, typename _Alloc
,
49 template <typename
, typename
, typename
> class _Base
>
51 : private _Base
<_CharT
, _Traits
, _Alloc
>
53 typedef _Base
<_CharT
, _Traits
, _Alloc
> __vstring_base
;
54 typedef typename
__vstring_base::_CharT_alloc_type _CharT_alloc_type
;
58 typedef _Traits traits_type
;
59 typedef typename
_Traits::char_type value_type
;
60 typedef _Alloc allocator_type
;
61 typedef typename
_CharT_alloc_type::size_type size_type
;
62 typedef typename
_CharT_alloc_type::difference_type difference_type
;
63 typedef typename
_CharT_alloc_type::reference reference
;
64 typedef typename
_CharT_alloc_type::const_reference const_reference
;
65 typedef typename
_CharT_alloc_type::pointer pointer
;
66 typedef typename
_CharT_alloc_type::const_pointer const_pointer
;
67 typedef __gnu_cxx::__normal_iterator
<pointer
, __versa_string
> iterator
;
68 typedef __gnu_cxx::__normal_iterator
<const_pointer
, __versa_string
>
70 typedef std::reverse_iterator
<const_iterator
> const_reverse_iterator
;
71 typedef std::reverse_iterator
<iterator
> reverse_iterator
;
73 // Data Member (public):
74 /// Value returned by various member functions when they fail.
75 static const size_type npos
= static_cast<size_type
>(-1);
79 _M_check(size_type __pos
, const char* __s
) const
81 if (__pos
> this->size())
82 std::__throw_out_of_range(__N(__s
));
87 _M_check_length(size_type __n1
, size_type __n2
, const char* __s
) const
89 if (this->max_size() - (this->size() - __n1
) < __n2
)
90 std::__throw_length_error(__N(__s
));
93 // NB: _M_limit doesn't check for a bad __pos value.
95 _M_limit(size_type __pos
, size_type __off
) const
97 const bool __testoff
= __off
< this->size() - __pos
;
98 return __testoff
? __off
: this->size() - __pos
;
101 // True if _Rep and source do not overlap.
103 _M_disjunct(const _CharT
* __s
) const
105 return (std::less
<const _CharT
*>()(__s
, this->_M_data())
106 || std::less
<const _CharT
*>()(this->_M_data()
107 + this->size(), __s
));
110 // For the internal use we have functions similar to `begin'/`end'
111 // but they do not call _M_leak.
114 { return iterator(this->_M_data()); }
118 { return iterator(this->_M_data() + this->_M_length()); }
121 // Construct/copy/destroy:
122 // NB: We overload ctors in some cases instead of using default
123 // arguments, per 17.4.4.4 para. 2 item 2.
126 * @brief Default constructor creates an empty string.
129 : __vstring_base() { }
132 * @brief Construct an empty string using allocator @a a.
135 __versa_string(const _Alloc
& __a
)
136 : __vstring_base(__a
) { }
138 // NB: per LWG issue 42, semantics different from IS:
140 * @brief Construct string with copy of value of @a str.
141 * @param __str Source string.
143 __versa_string(const __versa_string
& __str
)
144 : __vstring_base(__str
) { }
146 #ifdef __GXX_EXPERIMENTAL_CXX0X__
148 * @brief String move constructor.
149 * @param __str Source string.
151 * The newly-constructed %string contains the exact contents of
152 * @a str. The contents of @a str are a valid, but unspecified
155 __versa_string(__versa_string
&& __str
)
156 : __vstring_base(std::forward
<__vstring_base
>(__str
)) { }
159 * @brief Construct string from an initializer list.
160 * @param __l std::initializer_list of characters.
161 * @param __a Allocator to use (default is default allocator).
163 __versa_string(std::initializer_list
<_CharT
> __l
,
164 const _Alloc
& __a
= _Alloc())
165 : __vstring_base(__l
.begin(), __l
.end(), __a
) { }
169 * @brief Construct string as copy of a substring.
170 * @param __str Source string.
171 * @param __pos Index of first character to copy from.
172 * @param __n Number of characters to copy (default remainder).
174 __versa_string(const __versa_string
& __str
, size_type __pos
,
175 size_type __n
= npos
)
176 : __vstring_base(__str
._M_data()
177 + __str
._M_check(__pos
,
178 "__versa_string::__versa_string"),
179 __str
._M_data() + __str
._M_limit(__pos
, __n
)
180 + __pos
, _Alloc()) { }
183 * @brief Construct string as copy of a substring.
184 * @param __str Source string.
185 * @param __pos Index of first character to copy from.
186 * @param __n Number of characters to copy.
187 * @param __a Allocator to use.
189 __versa_string(const __versa_string
& __str
, size_type __pos
,
190 size_type __n
, const _Alloc
& __a
)
191 : __vstring_base(__str
._M_data()
192 + __str
._M_check(__pos
,
193 "__versa_string::__versa_string"),
194 __str
._M_data() + __str
._M_limit(__pos
, __n
)
198 * @brief Construct string initialized by a character array.
199 * @param __s Source character array.
200 * @param __n Number of characters to copy.
201 * @param __a Allocator to use (default is default allocator).
203 * NB: @a __s must have at least @a __n characters, '\\0' has no special
206 __versa_string(const _CharT
* __s
, size_type __n
,
207 const _Alloc
& __a
= _Alloc())
208 : __vstring_base(__s
, __s
+ __n
, __a
) { }
211 * @brief Construct string as copy of a C string.
212 * @param __s Source C string.
213 * @param __a Allocator to use (default is default allocator).
215 __versa_string(const _CharT
* __s
, const _Alloc
& __a
= _Alloc())
216 : __vstring_base(__s
, __s
? __s
+ traits_type::length(__s
) :
220 * @brief Construct string as multiple characters.
221 * @param __n Number of characters.
222 * @param __c Character to use.
223 * @param __a Allocator to use (default is default allocator).
225 __versa_string(size_type __n
, _CharT __c
, const _Alloc
& __a
= _Alloc())
226 : __vstring_base(__n
, __c
, __a
) { }
229 * @brief Construct string as copy of a range.
230 * @param __beg Start of range.
231 * @param __end End of range.
232 * @param __a Allocator to use (default is default allocator).
234 template<class _InputIterator
>
235 __versa_string(_InputIterator __beg
, _InputIterator __end
,
236 const _Alloc
& __a
= _Alloc())
237 : __vstring_base(__beg
, __end
, __a
) { }
240 * @brief Destroy the string instance.
242 ~__versa_string() { }
245 * @brief Assign the value of @a str to this string.
246 * @param __str Source string.
249 operator=(const __versa_string
& __str
)
250 { return this->assign(__str
); }
252 #ifdef __GXX_EXPERIMENTAL_CXX0X__
254 * @brief String move assignment operator.
255 * @param __str Source string.
257 * The contents of @a __str are moved into this string (without
258 * copying). @a __str is a valid, but unspecified string.
261 operator=(__versa_string
&& __str
)
269 * @brief Set value to string constructed from initializer list.
270 * @param __l std::initializer_list.
273 operator=(std::initializer_list
<_CharT
> __l
)
275 this->assign(__l
.begin(), __l
.end());
281 * @brief Copy contents of @a __s into this string.
282 * @param __s Source null-terminated string.
285 operator=(const _CharT
* __s
)
286 { return this->assign(__s
); }
289 * @brief Set value to string of length 1.
290 * @param __c Source character.
292 * Assigning to a character makes this string length 1 and
293 * (*this)[0] == @a __c.
296 operator=(_CharT __c
)
298 this->assign(1, __c
);
304 * Returns a read/write iterator that points to the first character in
305 * the %string. Unshares the string.
311 return iterator(this->_M_data());
315 * Returns a read-only (constant) iterator that points to the first
316 * character in the %string.
320 { return const_iterator(this->_M_data()); }
323 * Returns a read/write iterator that points one past the last
324 * character in the %string. Unshares the string.
330 return iterator(this->_M_data() + this->size());
334 * Returns a read-only (constant) iterator that points one past the
335 * last character in the %string.
339 { return const_iterator(this->_M_data() + this->size()); }
342 * Returns a read/write reverse iterator that points to the last
343 * character in the %string. Iteration is done in reverse element
344 * order. Unshares the string.
348 { return reverse_iterator(this->end()); }
351 * Returns a read-only (constant) reverse iterator that points
352 * to the last character in the %string. Iteration is done in
353 * reverse element order.
355 const_reverse_iterator
357 { return const_reverse_iterator(this->end()); }
360 * Returns a read/write reverse iterator that points to one before the
361 * first character in the %string. Iteration is done in reverse
362 * element order. Unshares the string.
366 { return reverse_iterator(this->begin()); }
369 * Returns a read-only (constant) reverse iterator that points
370 * to one before the first character in the %string. Iteration
371 * is done in reverse element order.
373 const_reverse_iterator
375 { return const_reverse_iterator(this->begin()); }
377 #ifdef __GXX_EXPERIMENTAL_CXX0X__
379 * Returns a read-only (constant) iterator that points to the first
380 * character in the %string.
384 { return const_iterator(this->_M_data()); }
387 * Returns a read-only (constant) iterator that points one past the
388 * last character in the %string.
392 { return const_iterator(this->_M_data() + this->size()); }
395 * Returns a read-only (constant) reverse iterator that points
396 * to the last character in the %string. Iteration is done in
397 * reverse element order.
399 const_reverse_iterator
401 { return const_reverse_iterator(this->end()); }
404 * Returns a read-only (constant) reverse iterator that points
405 * to one before the first character in the %string. Iteration
406 * is done in reverse element order.
408 const_reverse_iterator
410 { return const_reverse_iterator(this->begin()); }
415 /// Returns the number of characters in the string, not including any
416 /// null-termination.
419 { return this->_M_length(); }
421 /// Returns the number of characters in the string, not including any
422 /// null-termination.
425 { return this->_M_length(); }
427 /// Returns the size() of the largest possible %string.
430 { return this->_M_max_size(); }
433 * @brief Resizes the %string to the specified number of characters.
434 * @param __n Number of characters the %string should contain.
435 * @param __c Character to fill any new elements.
437 * This function will %resize the %string to the specified
438 * number of characters. If the number is smaller than the
439 * %string's current size the %string is truncated, otherwise
440 * the %string is extended and new elements are set to @a __c.
443 resize(size_type __n
, _CharT __c
);
446 * @brief Resizes the %string to the specified number of characters.
447 * @param __n Number of characters the %string should contain.
449 * This function will resize the %string to the specified
450 * length. If the new size is smaller than the %string's
451 * current size the %string is truncated, otherwise the %string
452 * is extended and new characters are default-constructed. For
453 * basic types such as char, this means setting them to 0.
456 resize(size_type __n
)
457 { this->resize(__n
, _CharT()); }
459 #ifdef __GXX_EXPERIMENTAL_CXX0X__
460 /// A non-binding request to reduce capacity() to size().
465 { this->reserve(0); }
472 * Returns the total number of characters that the %string can
473 * hold before needing to allocate more memory.
477 { return this->_M_capacity(); }
480 * @brief Attempt to preallocate enough memory for specified number of
482 * @param __res_arg Number of characters required.
483 * @throw std::length_error If @a __res_arg exceeds @c max_size().
485 * This function attempts to reserve enough memory for the
486 * %string to hold the specified number of characters. If the
487 * number requested is more than max_size(), length_error is
490 * The advantage of this function is that if optimal code is a
491 * necessity and the user can determine the string length that
492 * will be required, the user can reserve the memory in
493 * %advance, and thus prevent a possible reallocation of memory
494 * and copying of %string data.
497 reserve(size_type __res_arg
= 0)
498 { this->_M_reserve(__res_arg
); }
501 * Erases the string, making it empty.
505 { this->_M_clear(); }
508 * Returns true if the %string is empty. Equivalent to
509 * <code>*this == ""</code>.
513 { return this->size() == 0; }
517 * @brief Subscript access to the data contained in the %string.
518 * @param __pos The index of the character to access.
519 * @return Read-only (constant) reference to the character.
521 * This operator allows for easy, array-style, data access.
522 * Note that data access with this operator is unchecked and
523 * out_of_range lookups are not defined. (For checked lookups
527 operator[] (size_type __pos
) const
529 _GLIBCXX_DEBUG_ASSERT(__pos
<= this->size());
530 return this->_M_data()[__pos
];
534 * @brief Subscript access to the data contained in the %string.
535 * @param __pos The index of the character to access.
536 * @return Read/write reference to the character.
538 * This operator allows for easy, array-style, data access.
539 * Note that data access with this operator is unchecked and
540 * out_of_range lookups are not defined. (For checked lookups
541 * see at().) Unshares the string.
544 operator[](size_type __pos
)
546 // allow pos == size() as v3 extension:
547 _GLIBCXX_DEBUG_ASSERT(__pos
<= this->size());
548 // but be strict in pedantic mode:
549 _GLIBCXX_DEBUG_PEDASSERT(__pos
< this->size());
551 return this->_M_data()[__pos
];
555 * @brief Provides access to the data contained in the %string.
556 * @param __n The index of the character to access.
557 * @return Read-only (const) reference to the character.
558 * @throw std::out_of_range If @a __n is an invalid index.
560 * This function provides for safer data access. The parameter
561 * is first checked that it is in the range of the string. The
562 * function throws out_of_range if the check fails.
565 at(size_type __n
) const
567 if (__n
>= this->size())
568 std::__throw_out_of_range(__N("__versa_string::at"));
569 return this->_M_data()[__n
];
573 * @brief Provides access to the data contained in the %string.
574 * @param __n The index of the character to access.
575 * @return Read/write reference to the character.
576 * @throw std::out_of_range If @a __n is an invalid index.
578 * This function provides for safer data access. The parameter
579 * is first checked that it is in the range of the string. The
580 * function throws out_of_range if the check fails. Success
581 * results in unsharing the string.
586 if (__n
>= this->size())
587 std::__throw_out_of_range(__N("__versa_string::at"));
589 return this->_M_data()[__n
];
592 #ifdef __GXX_EXPERIMENTAL_CXX0X__
594 * Returns a read/write reference to the data at the first
595 * element of the %string.
602 * Returns a read-only (constant) reference to the data at the first
603 * element of the %string.
610 * Returns a read/write reference to the data at the last
611 * element of the %string.
615 { return *(end() - 1); }
618 * Returns a read-only (constant) reference to the data at the
619 * last element of the %string.
623 { return *(end() - 1); }
628 * @brief Append a string to this string.
629 * @param __str The string to append.
630 * @return Reference to this string.
633 operator+=(const __versa_string
& __str
)
634 { return this->append(__str
); }
637 * @brief Append a C string.
638 * @param __s The C string to append.
639 * @return Reference to this string.
642 operator+=(const _CharT
* __s
)
643 { return this->append(__s
); }
646 * @brief Append a character.
647 * @param __c The character to append.
648 * @return Reference to this string.
651 operator+=(_CharT __c
)
653 this->push_back(__c
);
657 #ifdef __GXX_EXPERIMENTAL_CXX0X__
659 * @brief Append an initializer_list of characters.
660 * @param __l The initializer_list of characters to be appended.
661 * @return Reference to this string.
664 operator+=(std::initializer_list
<_CharT
> __l
)
665 { return this->append(__l
.begin(), __l
.end()); }
666 #endif // __GXX_EXPERIMENTAL_CXX0X__
669 * @brief Append a string to this string.
670 * @param __str The string to append.
671 * @return Reference to this string.
674 append(const __versa_string
& __str
)
675 { return _M_append(__str
._M_data(), __str
.size()); }
678 * @brief Append a substring.
679 * @param __str The string to append.
680 * @param __pos Index of the first character of str to append.
681 * @param __n The number of characters to append.
682 * @return Reference to this string.
683 * @throw std::out_of_range if @a pos is not a valid index.
685 * This function appends @a __n characters from @a __str
686 * starting at @a __pos to this string. If @a __n is is larger
687 * than the number of available characters in @a __str, the
688 * remainder of @a __str is appended.
691 append(const __versa_string
& __str
, size_type __pos
, size_type __n
)
692 { return _M_append(__str
._M_data()
693 + __str
._M_check(__pos
, "__versa_string::append"),
694 __str
._M_limit(__pos
, __n
)); }
697 * @brief Append a C substring.
698 * @param __s The C string to append.
699 * @param __n The number of characters to append.
700 * @return Reference to this string.
703 append(const _CharT
* __s
, size_type __n
)
705 __glibcxx_requires_string_len(__s
, __n
);
706 _M_check_length(size_type(0), __n
, "__versa_string::append");
707 return _M_append(__s
, __n
);
711 * @brief Append a C string.
712 * @param __s The C string to append.
713 * @return Reference to this string.
716 append(const _CharT
* __s
)
718 __glibcxx_requires_string(__s
);
719 const size_type __n
= traits_type::length(__s
);
720 _M_check_length(size_type(0), __n
, "__versa_string::append");
721 return _M_append(__s
, __n
);
725 * @brief Append multiple characters.
726 * @param __n The number of characters to append.
727 * @param __c The character to use.
728 * @return Reference to this string.
730 * Appends n copies of c to this string.
733 append(size_type __n
, _CharT __c
)
734 { return _M_replace_aux(this->size(), size_type(0), __n
, __c
); }
736 #ifdef __GXX_EXPERIMENTAL_CXX0X__
738 * @brief Append an initializer_list of characters.
739 * @param __l The initializer_list of characters to append.
740 * @return Reference to this string.
743 append(std::initializer_list
<_CharT
> __l
)
744 { return this->append(__l
.begin(), __l
.end()); }
745 #endif // __GXX_EXPERIMENTAL_CXX0X__
748 * @brief Append a range of characters.
749 * @param __first Iterator referencing the first character to append.
750 * @param __last Iterator marking the end of the range.
751 * @return Reference to this string.
753 * Appends characters in the range [first,last) to this string.
755 template<class _InputIterator
>
757 append(_InputIterator __first
, _InputIterator __last
)
758 { return this->replace(_M_iend(), _M_iend(), __first
, __last
); }
761 * @brief Append a single character.
762 * @param __c Character to append.
765 push_back(_CharT __c
)
767 const size_type __size
= this->size();
768 if (__size
+ 1 > this->capacity() || this->_M_is_shared())
769 this->_M_mutate(__size
, size_type(0), 0, size_type(1));
770 traits_type::assign(this->_M_data()[__size
], __c
);
771 this->_M_set_length(__size
+ 1);
775 * @brief Set value to contents of another string.
776 * @param __str Source string to use.
777 * @return Reference to this string.
780 assign(const __versa_string
& __str
)
782 this->_M_assign(__str
);
786 #ifdef __GXX_EXPERIMENTAL_CXX0X__
788 * @brief Set value to contents of another string.
789 * @param __str Source string to use.
790 * @return Reference to this string.
792 * This function sets this string to the exact contents of @a __str.
793 * @a __str is a valid, but unspecified string.
796 assign(__versa_string
&& __str
)
801 #endif // __GXX_EXPERIMENTAL_CXX0X__
804 * @brief Set value to a substring of a string.
805 * @param __str The string to use.
806 * @param __pos Index of the first character of str.
807 * @param __n Number of characters to use.
808 * @return Reference to this string.
809 * @throw std::out_of_range if @a __pos is not a valid index.
811 * This function sets this string to the substring of @a __str
812 * consisting of @a __n characters at @a __pos. If @a __n is
813 * is larger than the number of available characters in @a
814 * __str, the remainder of @a __str is used.
817 assign(const __versa_string
& __str
, size_type __pos
, size_type __n
)
818 { return _M_replace(size_type(0), this->size(), __str
._M_data()
819 + __str
._M_check(__pos
, "__versa_string::assign"),
820 __str
._M_limit(__pos
, __n
)); }
823 * @brief Set value to a C substring.
824 * @param __s The C string to use.
825 * @param __n Number of characters to use.
826 * @return Reference to this string.
828 * This function sets the value of this string to the first @a
829 * __n characters of @a __s. If @a __n is is larger than the
830 * number of available characters in @a __s, the remainder of
834 assign(const _CharT
* __s
, size_type __n
)
836 __glibcxx_requires_string_len(__s
, __n
);
837 return _M_replace(size_type(0), this->size(), __s
, __n
);
841 * @brief Set value to contents of a C string.
842 * @param __s The C string to use.
843 * @return Reference to this string.
845 * This function sets the value of this string to the value of
846 * @a __s. The data is copied, so there is no dependence on @a
847 * __s once the function returns.
850 assign(const _CharT
* __s
)
852 __glibcxx_requires_string(__s
);
853 return _M_replace(size_type(0), this->size(), __s
,
854 traits_type::length(__s
));
858 * @brief Set value to multiple characters.
859 * @param __n Length of the resulting string.
860 * @param __c The character to use.
861 * @return Reference to this string.
863 * This function sets the value of this string to @a __n copies of
867 assign(size_type __n
, _CharT __c
)
868 { return _M_replace_aux(size_type(0), this->size(), __n
, __c
); }
871 * @brief Set value to a range of characters.
872 * @param __first Iterator referencing the first character to append.
873 * @param __last Iterator marking the end of the range.
874 * @return Reference to this string.
876 * Sets value of string to characters in the range
879 template<class _InputIterator
>
881 assign(_InputIterator __first
, _InputIterator __last
)
882 { return this->replace(_M_ibegin(), _M_iend(), __first
, __last
); }
884 #ifdef __GXX_EXPERIMENTAL_CXX0X__
886 * @brief Set value to an initializer_list of characters.
887 * @param __l The initializer_list of characters to assign.
888 * @return Reference to this string.
891 assign(std::initializer_list
<_CharT
> __l
)
892 { return this->assign(__l
.begin(), __l
.end()); }
893 #endif // __GXX_EXPERIMENTAL_CXX0X__
896 * @brief Insert multiple characters.
897 * @param __p Iterator referencing location in string to insert at.
898 * @param __n Number of characters to insert
899 * @param __c The character to insert.
900 * @throw std::length_error If new length exceeds @c max_size().
902 * Inserts @a __n copies of character @a __c starting at the
903 * position referenced by iterator @a __p. If adding
904 * characters causes the length to exceed max_size(),
905 * length_error is thrown. The value of the string doesn't
906 * change if an error is thrown.
909 insert(iterator __p
, size_type __n
, _CharT __c
)
910 { this->replace(__p
, __p
, __n
, __c
); }
913 * @brief Insert a range of characters.
914 * @param __p Iterator referencing location in string to insert at.
915 * @param __beg Start of range.
916 * @param __end End of range.
917 * @throw std::length_error If new length exceeds @c max_size().
919 * Inserts characters in range [beg,end). If adding characters
920 * causes the length to exceed max_size(), length_error is
921 * thrown. The value of the string doesn't change if an error
924 template<class _InputIterator
>
926 insert(iterator __p
, _InputIterator __beg
, _InputIterator __end
)
927 { this->replace(__p
, __p
, __beg
, __end
); }
929 #ifdef __GXX_EXPERIMENTAL_CXX0X__
931 * @brief Insert an initializer_list of characters.
932 * @param __p Iterator referencing location in string to insert at.
933 * @param __l The initializer_list of characters to insert.
934 * @throw std::length_error If new length exceeds @c max_size().
937 insert(iterator __p
, std::initializer_list
<_CharT
> __l
)
938 { this->insert(__p
, __l
.begin(), __l
.end()); }
939 #endif // __GXX_EXPERIMENTAL_CXX0X__
942 * @brief Insert value of a string.
943 * @param __pos1 Iterator referencing location in string to insert at.
944 * @param __str The string to insert.
945 * @return Reference to this string.
946 * @throw std::length_error If new length exceeds @c max_size().
948 * Inserts value of @a __str starting at @a __pos1. If adding
949 * characters causes the length to exceed max_size(),
950 * length_error is thrown. The value of the string doesn't
951 * change if an error is thrown.
954 insert(size_type __pos1
, const __versa_string
& __str
)
955 { return this->replace(__pos1
, size_type(0),
956 __str
._M_data(), __str
.size()); }
959 * @brief Insert a substring.
960 * @param __pos1 Iterator referencing location in string to insert at.
961 * @param __str The string to insert.
962 * @param __pos2 Start of characters in str to insert.
963 * @param __n Number of characters to insert.
964 * @return Reference to this string.
965 * @throw std::length_error If new length exceeds @c max_size().
966 * @throw std::out_of_range If @a __pos1 > size() or
967 * @a __pos2 > @a __str.size().
969 * Starting at @a __pos1, insert @a __n character of @a __str
970 * beginning with @a __pos2. If adding characters causes the
971 * length to exceed max_size(), length_error is thrown. If @a
972 * __pos1 is beyond the end of this string or @a __pos2 is
973 * beyond the end of @a __str, out_of_range is thrown. The
974 * value of the string doesn't change if an error is thrown.
977 insert(size_type __pos1
, const __versa_string
& __str
,
978 size_type __pos2
, size_type __n
)
979 { return this->replace(__pos1
, size_type(0), __str
._M_data()
980 + __str
._M_check(__pos2
, "__versa_string::insert"),
981 __str
._M_limit(__pos2
, __n
)); }
984 * @brief Insert a C substring.
985 * @param __pos Iterator referencing location in string to insert at.
986 * @param __s The C string to insert.
987 * @param __n The number of characters to insert.
988 * @return Reference to this string.
989 * @throw std::length_error If new length exceeds @c max_size().
990 * @throw std::out_of_range If @a __pos is beyond the end of this
993 * Inserts the first @a __n characters of @a __s starting at @a
994 * __pos. If adding characters causes the length to exceed
995 * max_size(), length_error is thrown. If @a __pos is beyond
996 * end(), out_of_range is thrown. The value of the string
997 * doesn't change if an error is thrown.
1000 insert(size_type __pos
, const _CharT
* __s
, size_type __n
)
1001 { return this->replace(__pos
, size_type(0), __s
, __n
); }
1004 * @brief Insert a C string.
1005 * @param __pos Iterator referencing location in string to insert at.
1006 * @param __s The C string to insert.
1007 * @return Reference to this string.
1008 * @throw std::length_error If new length exceeds @c max_size().
1009 * @throw std::out_of_range If @a __pos is beyond the end of this
1012 * Inserts the first @a __n characters of @a __s starting at @a
1013 * __pos. If adding characters causes the length to exceed
1014 * max_size(), length_error is thrown. If @a __pos is beyond
1015 * end(), out_of_range is thrown. The value of the string
1016 * doesn't change if an error is thrown.
1019 insert(size_type __pos
, const _CharT
* __s
)
1021 __glibcxx_requires_string(__s
);
1022 return this->replace(__pos
, size_type(0), __s
,
1023 traits_type::length(__s
));
1027 * @brief Insert multiple characters.
1028 * @param __pos Index in string to insert at.
1029 * @param __n Number of characters to insert
1030 * @param __c The character to insert.
1031 * @return Reference to this string.
1032 * @throw std::length_error If new length exceeds @c max_size().
1033 * @throw std::out_of_range If @a __pos is beyond the end of this
1036 * Inserts @a __n copies of character @a __c starting at index
1037 * @a __pos. If adding characters causes the length to exceed
1038 * max_size(), length_error is thrown. If @a __pos > length(),
1039 * out_of_range is thrown. The value of the string doesn't
1040 * change if an error is thrown.
1043 insert(size_type __pos
, size_type __n
, _CharT __c
)
1044 { return _M_replace_aux(_M_check(__pos
, "__versa_string::insert"),
1045 size_type(0), __n
, __c
); }
1048 * @brief Insert one character.
1049 * @param __p Iterator referencing position in string to insert at.
1050 * @param __c The character to insert.
1051 * @return Iterator referencing newly inserted char.
1052 * @throw std::length_error If new length exceeds @c max_size().
1054 * Inserts character @a __c at position referenced by @a __p.
1055 * If adding character causes the length to exceed max_size(),
1056 * length_error is thrown. If @a __p is beyond end of string,
1057 * out_of_range is thrown. The value of the string doesn't
1058 * change if an error is thrown.
1061 insert(iterator __p
, _CharT __c
)
1063 _GLIBCXX_DEBUG_PEDASSERT(__p
>= _M_ibegin() && __p
<= _M_iend());
1064 const size_type __pos
= __p
- _M_ibegin();
1065 _M_replace_aux(__pos
, size_type(0), size_type(1), __c
);
1066 this->_M_set_leaked();
1067 return iterator(this->_M_data() + __pos
);
1071 * @brief Remove characters.
1072 * @param __pos Index of first character to remove (default 0).
1073 * @param __n Number of characters to remove (default remainder).
1074 * @return Reference to this string.
1075 * @throw std::out_of_range If @a __pos is beyond the end of this
1078 * Removes @a __n characters from this string starting at @a
1079 * __pos. The length of the string is reduced by @a __n. If
1080 * there are < @a __n characters to remove, the remainder of
1081 * the string is truncated. If @a __p is beyond end of string,
1082 * out_of_range is thrown. The value of the string doesn't
1083 * change if an error is thrown.
1086 erase(size_type __pos
= 0, size_type __n
= npos
)
1088 this->_M_erase(_M_check(__pos
, "__versa_string::erase"),
1089 _M_limit(__pos
, __n
));
1094 * @brief Remove one character.
1095 * @param __position Iterator referencing the character to remove.
1096 * @return iterator referencing same location after removal.
1098 * Removes the character at @a __position from this string. The
1099 * value of the string doesn't change if an error is thrown.
1102 erase(iterator __position
)
1104 _GLIBCXX_DEBUG_PEDASSERT(__position
>= _M_ibegin()
1105 && __position
< _M_iend());
1106 const size_type __pos
= __position
- _M_ibegin();
1107 this->_M_erase(__pos
, size_type(1));
1108 this->_M_set_leaked();
1109 return iterator(this->_M_data() + __pos
);
1113 * @brief Remove a range of characters.
1114 * @param __first Iterator referencing the first character to remove.
1115 * @param __last Iterator referencing the end of the range.
1116 * @return Iterator referencing location of first after removal.
1118 * Removes the characters in the range [first,last) from this
1119 * string. The value of the string doesn't change if an error
1123 erase(iterator __first
, iterator __last
)
1125 _GLIBCXX_DEBUG_PEDASSERT(__first
>= _M_ibegin() && __first
<= __last
1126 && __last
<= _M_iend());
1127 const size_type __pos
= __first
- _M_ibegin();
1128 this->_M_erase(__pos
, __last
- __first
);
1129 this->_M_set_leaked();
1130 return iterator(this->_M_data() + __pos
);
1134 * @brief Replace characters with value from another string.
1135 * @param __pos Index of first character to replace.
1136 * @param __n Number of characters to be replaced.
1137 * @param __str String to insert.
1138 * @return Reference to this string.
1139 * @throw std::out_of_range If @a __pos is beyond the end of this
1141 * @throw std::length_error If new length exceeds @c max_size().
1143 * Removes the characters in the range [pos,pos+n) from this
1144 * string. In place, the value of @a __str is inserted. If @a
1145 * __pos is beyond end of string, out_of_range is thrown. If
1146 * the length of the result exceeds max_size(), length_error is
1147 * thrown. The value of the string doesn't change if an error
1151 replace(size_type __pos
, size_type __n
, const __versa_string
& __str
)
1152 { return this->replace(__pos
, __n
, __str
._M_data(), __str
.size()); }
1155 * @brief Replace characters with value from another string.
1156 * @param __pos1 Index of first character to replace.
1157 * @param __n1 Number of characters to be replaced.
1158 * @param __str String to insert.
1159 * @param __pos2 Index of first character of str to use.
1160 * @param __n2 Number of characters from str to use.
1161 * @return Reference to this string.
1162 * @throw std::out_of_range If @a __pos1 > size() or @a __pos2 >
1164 * @throw std::length_error If new length exceeds @c max_size().
1166 * Removes the characters in the range [pos1,pos1 + n) from
1167 * this string. In place, the value of @a __str is inserted.
1168 * If @a __pos is beyond end of string, out_of_range is thrown.
1169 * If the length of the result exceeds max_size(), length_error
1170 * is thrown. The value of the string doesn't change if an
1174 replace(size_type __pos1
, size_type __n1
, const __versa_string
& __str
,
1175 size_type __pos2
, size_type __n2
)
1177 return this->replace(__pos1
, __n1
, __str
._M_data()
1178 + __str
._M_check(__pos2
,
1179 "__versa_string::replace"),
1180 __str
._M_limit(__pos2
, __n2
));
1184 * @brief Replace characters with value of a C substring.
1185 * @param __pos Index of first character to replace.
1186 * @param __n1 Number of characters to be replaced.
1187 * @param __s C string to insert.
1188 * @param __n2 Number of characters from @a __s to use.
1189 * @return Reference to this string.
1190 * @throw std::out_of_range If @a __pos1 > size().
1191 * @throw std::length_error If new length exceeds @c max_size().
1193 * Removes the characters in the range [pos,pos + n1) from this
1194 * string. In place, the first @a __n2 characters of @a __s
1195 * are inserted, or all of @a __s if @a __n2 is too large. If
1196 * @a __pos is beyond end of string, out_of_range is thrown.
1197 * If the length of result exceeds max_size(), length_error is
1198 * thrown. The value of the string doesn't change if an error
1202 replace(size_type __pos
, size_type __n1
, const _CharT
* __s
,
1205 __glibcxx_requires_string_len(__s
, __n2
);
1206 return _M_replace(_M_check(__pos
, "__versa_string::replace"),
1207 _M_limit(__pos
, __n1
), __s
, __n2
);
1211 * @brief Replace characters with value of a C string.
1212 * @param __pos Index of first character to replace.
1213 * @param __n1 Number of characters to be replaced.
1214 * @param __s C string to insert.
1215 * @return Reference to this string.
1216 * @throw std::out_of_range If @a __pos > size().
1217 * @throw std::length_error If new length exceeds @c max_size().
1219 * Removes the characters in the range [pos,pos + n1) from this
1220 * string. In place, the first @a __n characters of @a __s are
1221 * inserted. If @a pos is beyond end of string, out_of_range
1222 * is thrown. If the length of result exceeds max_size(),
1223 * length_error is thrown. The value of the string doesn't
1224 * change if an error is thrown.
1227 replace(size_type __pos
, size_type __n1
, const _CharT
* __s
)
1229 __glibcxx_requires_string(__s
);
1230 return this->replace(__pos
, __n1
, __s
, traits_type::length(__s
));
1234 * @brief Replace characters with multiple characters.
1235 * @param __pos Index of first character to replace.
1236 * @param __n1 Number of characters to be replaced.
1237 * @param __n2 Number of characters to insert.
1238 * @param __c Character to insert.
1239 * @return Reference to this string.
1240 * @throw std::out_of_range If @a __pos > size().
1241 * @throw std::length_error If new length exceeds @c max_size().
1243 * Removes the characters in the range [pos,pos + n1) from this
1244 * string. In place, @a __n2 copies of @a __c are inserted.
1245 * If @a __pos is beyond end of string, out_of_range is thrown.
1246 * If the length of result exceeds max_size(), length_error is
1247 * thrown. The value of the string doesn't change if an error
1251 replace(size_type __pos
, size_type __n1
, size_type __n2
, _CharT __c
)
1252 { return _M_replace_aux(_M_check(__pos
, "__versa_string::replace"),
1253 _M_limit(__pos
, __n1
), __n2
, __c
); }
1256 * @brief Replace range of characters with string.
1257 * @param __i1 Iterator referencing start of range to replace.
1258 * @param __i2 Iterator referencing end of range to replace.
1259 * @param __str String value to insert.
1260 * @return Reference to this string.
1261 * @throw std::length_error If new length exceeds @c max_size().
1263 * Removes the characters in the range [i1,i2). In place, the
1264 * value of @a __str is inserted. If the length of result
1265 * exceeds max_size(), length_error is thrown. The value of
1266 * the string doesn't change if an error is thrown.
1269 replace(iterator __i1
, iterator __i2
, const __versa_string
& __str
)
1270 { return this->replace(__i1
, __i2
, __str
._M_data(), __str
.size()); }
1273 * @brief Replace range of characters with C substring.
1274 * @param __i1 Iterator referencing start of range to replace.
1275 * @param __i2 Iterator referencing end of range to replace.
1276 * @param __s C string value to insert.
1277 * @param __n Number of characters from s to insert.
1278 * @return Reference to this string.
1279 * @throw std::length_error If new length exceeds @c max_size().
1281 * Removes the characters in the range [i1,i2). In place, the
1282 * first @a n characters of @a __s are inserted. If the length
1283 * of result exceeds max_size(), length_error is thrown. The
1284 * value of the string doesn't change if an error is thrown.
1287 replace(iterator __i1
, iterator __i2
, const _CharT
* __s
, size_type __n
)
1289 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1290 && __i2
<= _M_iend());
1291 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
, __s
, __n
);
1295 * @brief Replace range of characters with C string.
1296 * @param __i1 Iterator referencing start of range to replace.
1297 * @param __i2 Iterator referencing end of range to replace.
1298 * @param __s C string value to insert.
1299 * @return Reference to this string.
1300 * @throw std::length_error If new length exceeds @c max_size().
1302 * Removes the characters in the range [i1,i2). In place, the
1303 * characters of @a __s are inserted. If the length of result
1304 * exceeds max_size(), length_error is thrown. The value of
1305 * the string doesn't change if an error is thrown.
1308 replace(iterator __i1
, iterator __i2
, const _CharT
* __s
)
1310 __glibcxx_requires_string(__s
);
1311 return this->replace(__i1
, __i2
, __s
, traits_type::length(__s
));
1315 * @brief Replace range of characters with multiple characters
1316 * @param __i1 Iterator referencing start of range to replace.
1317 * @param __i2 Iterator referencing end of range to replace.
1318 * @param __n Number of characters to insert.
1319 * @param __c Character to insert.
1320 * @return Reference to this string.
1321 * @throw std::length_error If new length exceeds @c max_size().
1323 * Removes the characters in the range [i1,i2). In place, @a
1324 * __n copies of @a __c are inserted. If the length of result
1325 * exceeds max_size(), length_error is thrown. The value of
1326 * the string doesn't change if an error is thrown.
1329 replace(iterator __i1
, iterator __i2
, size_type __n
, _CharT __c
)
1331 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1332 && __i2
<= _M_iend());
1333 return _M_replace_aux(__i1
- _M_ibegin(), __i2
- __i1
, __n
, __c
);
1337 * @brief Replace range of characters with range.
1338 * @param __i1 Iterator referencing start of range to replace.
1339 * @param __i2 Iterator referencing end of range to replace.
1340 * @param __k1 Iterator referencing start of range to insert.
1341 * @param __k2 Iterator referencing end of range to insert.
1342 * @return Reference to this string.
1343 * @throw std::length_error If new length exceeds @c max_size().
1345 * Removes the characters in the range [i1,i2). In place,
1346 * characters in the range [k1,k2) are inserted. If the length
1347 * of result exceeds max_size(), length_error is thrown. The
1348 * value of the string doesn't change if an error is thrown.
1350 template<class _InputIterator
>
1352 replace(iterator __i1
, iterator __i2
,
1353 _InputIterator __k1
, _InputIterator __k2
)
1355 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1356 && __i2
<= _M_iend());
1357 __glibcxx_requires_valid_range(__k1
, __k2
);
1358 typedef typename
std::__is_integer
<_InputIterator
>::__type _Integral
;
1359 return _M_replace_dispatch(__i1
, __i2
, __k1
, __k2
, _Integral());
1362 // Specializations for the common case of pointer and iterator:
1363 // useful to avoid the overhead of temporary buffering in _M_replace.
1365 replace(iterator __i1
, iterator __i2
, _CharT
* __k1
, _CharT
* __k2
)
1367 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1368 && __i2
<= _M_iend());
1369 __glibcxx_requires_valid_range(__k1
, __k2
);
1370 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
,
1375 replace(iterator __i1
, iterator __i2
,
1376 const _CharT
* __k1
, const _CharT
* __k2
)
1378 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1379 && __i2
<= _M_iend());
1380 __glibcxx_requires_valid_range(__k1
, __k2
);
1381 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
,
1386 replace(iterator __i1
, iterator __i2
, iterator __k1
, iterator __k2
)
1388 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1389 && __i2
<= _M_iend());
1390 __glibcxx_requires_valid_range(__k1
, __k2
);
1391 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
,
1392 __k1
.base(), __k2
- __k1
);
1396 replace(iterator __i1
, iterator __i2
,
1397 const_iterator __k1
, const_iterator __k2
)
1399 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1400 && __i2
<= _M_iend());
1401 __glibcxx_requires_valid_range(__k1
, __k2
);
1402 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
,
1403 __k1
.base(), __k2
- __k1
);
1406 #ifdef __GXX_EXPERIMENTAL_CXX0X__
1408 * @brief Replace range of characters with initializer_list.
1409 * @param __i1 Iterator referencing start of range to replace.
1410 * @param __i2 Iterator referencing end of range to replace.
1411 * @param __l The initializer_list of characters to insert.
1412 * @return Reference to this string.
1413 * @throw std::length_error If new length exceeds @c max_size().
1415 * Removes the characters in the range [i1,i2). In place,
1416 * characters in the range [k1,k2) are inserted. If the length
1417 * of result exceeds max_size(), length_error is thrown. The
1418 * value of the string doesn't change if an error is thrown.
1420 __versa_string
& replace(iterator __i1
, iterator __i2
,
1421 std::initializer_list
<_CharT
> __l
)
1422 { return this->replace(__i1
, __i2
, __l
.begin(), __l
.end()); }
1423 #endif // __GXX_EXPERIMENTAL_CXX0X__
1426 template<class _Integer
>
1428 _M_replace_dispatch(iterator __i1
, iterator __i2
, _Integer __n
,
1429 _Integer __val
, std::__true_type
)
1430 { return _M_replace_aux(__i1
- _M_ibegin(), __i2
- __i1
, __n
, __val
); }
1432 template<class _InputIterator
>
1434 _M_replace_dispatch(iterator __i1
, iterator __i2
, _InputIterator __k1
,
1435 _InputIterator __k2
, std::__false_type
);
1438 _M_replace_aux(size_type __pos1
, size_type __n1
, size_type __n2
,
1442 _M_replace(size_type __pos
, size_type __len1
, const _CharT
* __s
,
1443 const size_type __len2
);
1446 _M_append(const _CharT
* __s
, size_type __n
);
1451 * @brief Copy substring into C string.
1452 * @param __s C string to copy value into.
1453 * @param __n Number of characters to copy.
1454 * @param __pos Index of first character to copy.
1455 * @return Number of characters actually copied
1456 * @throw std::out_of_range If pos > size().
1458 * Copies up to @a __n characters starting at @a __pos into the
1459 * C string @a s. If @a __pos is greater than size(),
1460 * out_of_range is thrown.
1463 copy(_CharT
* __s
, size_type __n
, size_type __pos
= 0) const;
1466 * @brief Swap contents with another string.
1467 * @param __s String to swap with.
1469 * Exchanges the contents of this string with that of @a __s in
1473 swap(__versa_string
& __s
)
1474 { this->_M_swap(__s
); }
1476 // String operations:
1478 * @brief Return const pointer to null-terminated contents.
1480 * This is a handle to internal data. Do not modify or dire things may
1485 { return this->_M_data(); }
1488 * @brief Return const pointer to contents.
1490 * This is a handle to internal data. Do not modify or dire things may
1495 { return this->_M_data(); }
1498 * @brief Return copy of allocator used to construct this string.
1501 get_allocator() const
1502 { return allocator_type(this->_M_get_allocator()); }
1505 * @brief Find position of a C substring.
1506 * @param __s C string to locate.
1507 * @param __pos Index of character to search from.
1508 * @param __n Number of characters from @a __s to search for.
1509 * @return Index of start of first occurrence.
1511 * Starting from @a __pos, searches forward for the first @a
1512 * __n characters in @a __s within this string. If found,
1513 * returns the index where it begins. If not found, returns
1517 find(const _CharT
* __s
, size_type __pos
, size_type __n
) const;
1520 * @brief Find position of a string.
1521 * @param __str String to locate.
1522 * @param __pos Index of character to search from (default 0).
1523 * @return Index of start of first occurrence.
1525 * Starting from @a __pos, searches forward for value of @a
1526 * __str within this string. If found, returns the index where
1527 * it begins. If not found, returns npos.
1530 find(const __versa_string
& __str
, size_type __pos
= 0) const
1531 { return this->find(__str
.data(), __pos
, __str
.size()); }
1534 * @brief Find position of a C string.
1535 * @param __s C string to locate.
1536 * @param __pos Index of character to search from (default 0).
1537 * @return Index of start of first occurrence.
1539 * Starting from @a __pos, searches forward for the value of @a
1540 * __s within this string. If found, returns the index where
1541 * it begins. If not found, returns npos.
1544 find(const _CharT
* __s
, size_type __pos
= 0) const
1546 __glibcxx_requires_string(__s
);
1547 return this->find(__s
, __pos
, traits_type::length(__s
));
1551 * @brief Find position of a character.
1552 * @param __c Character to locate.
1553 * @param __pos Index of character to search from (default 0).
1554 * @return Index of first occurrence.
1556 * Starting from @a __pos, searches forward for @a __c within
1557 * this string. If found, returns the index where it was
1558 * found. If not found, returns npos.
1561 find(_CharT __c
, size_type __pos
= 0) const;
1564 * @brief Find last position of a string.
1565 * @param __str String to locate.
1566 * @param __pos Index of character to search back from (default end).
1567 * @return Index of start of last occurrence.
1569 * Starting from @a __pos, searches backward for value of @a
1570 * __str within this string. If found, returns the index where
1571 * it begins. If not found, returns npos.
1574 rfind(const __versa_string
& __str
, size_type __pos
= npos
) const
1575 { return this->rfind(__str
.data(), __pos
, __str
.size()); }
1578 * @brief Find last position of a C substring.
1579 * @param __s C string to locate.
1580 * @param __pos Index of character to search back from.
1581 * @param __n Number of characters from s to search for.
1582 * @return Index of start of last occurrence.
1584 * Starting from @a __pos, searches backward for the first @a
1585 * __n characters in @a __s within this string. If found,
1586 * returns the index where it begins. If not found, returns
1590 rfind(const _CharT
* __s
, size_type __pos
, size_type __n
) const;
1593 * @brief Find last position of a C string.
1594 * @param __s C string to locate.
1595 * @param __pos Index of character to start search at (default end).
1596 * @return Index of start of last occurrence.
1598 * Starting from @a __pos, searches backward for the value of
1599 * @a __s within this string. If found, returns the index
1600 * where it begins. If not found, returns npos.
1603 rfind(const _CharT
* __s
, size_type __pos
= npos
) const
1605 __glibcxx_requires_string(__s
);
1606 return this->rfind(__s
, __pos
, traits_type::length(__s
));
1610 * @brief Find last position of a character.
1611 * @param __c Character to locate.
1612 * @param __pos Index of character to search back from (default end).
1613 * @return Index of last occurrence.
1615 * Starting from @a __pos, searches backward for @a __c within
1616 * this string. If found, returns the index where it was
1617 * found. If not found, returns npos.
1620 rfind(_CharT __c
, size_type __pos
= npos
) const;
1623 * @brief Find position of a character of string.
1624 * @param __str String containing characters to locate.
1625 * @param __pos Index of character to search from (default 0).
1626 * @return Index of first occurrence.
1628 * Starting from @a __pos, searches forward for one of the characters of
1629 * @a __str within this string. If found, returns the index where it was
1630 * found. If not found, returns npos.
1633 find_first_of(const __versa_string
& __str
, size_type __pos
= 0) const
1634 { return this->find_first_of(__str
.data(), __pos
, __str
.size()); }
1637 * @brief Find position of a character of C substring.
1638 * @param __s String containing characters to locate.
1639 * @param __pos Index of character to search from.
1640 * @param __n Number of characters from s to search for.
1641 * @return Index of first occurrence.
1643 * Starting from @a __pos, searches forward for one of the
1644 * first @a __n characters of @a __s within this string. If
1645 * found, returns the index where it was found. If not found,
1649 find_first_of(const _CharT
* __s
, size_type __pos
, size_type __n
) const;
1652 * @brief Find position of a character of C string.
1653 * @param __s String containing characters to locate.
1654 * @param __pos Index of character to search from (default 0).
1655 * @return Index of first occurrence.
1657 * Starting from @a __pos, searches forward for one of the
1658 * characters of @a __s within this string. If found, returns
1659 * the index where it was found. If not found, returns npos.
1662 find_first_of(const _CharT
* __s
, size_type __pos
= 0) const
1664 __glibcxx_requires_string(__s
);
1665 return this->find_first_of(__s
, __pos
, traits_type::length(__s
));
1669 * @brief Find position of a character.
1670 * @param __c Character to locate.
1671 * @param __pos Index of character to search from (default 0).
1672 * @return Index of first occurrence.
1674 * Starting from @a __pos, searches forward for the character
1675 * @a __c within this string. If found, returns the index
1676 * where it was found. If not found, returns npos.
1678 * Note: equivalent to find(c, pos).
1681 find_first_of(_CharT __c
, size_type __pos
= 0) const
1682 { return this->find(__c
, __pos
); }
1685 * @brief Find last position of a character of string.
1686 * @param __str String containing characters to locate.
1687 * @param __pos Index of character to search back from (default end).
1688 * @return Index of last occurrence.
1690 * Starting from @a __pos, searches backward for one of the
1691 * characters of @a __str within this string. If found,
1692 * returns the index where it was found. If not found, returns
1696 find_last_of(const __versa_string
& __str
, size_type __pos
= npos
) const
1697 { return this->find_last_of(__str
.data(), __pos
, __str
.size()); }
1700 * @brief Find last position of a character of C substring.
1701 * @param __s C string containing characters to locate.
1702 * @param __pos Index of character to search back from.
1703 * @param __n Number of characters from s to search for.
1704 * @return Index of last occurrence.
1706 * Starting from @a __pos, searches backward for one of the
1707 * first @a __n characters of @a __s within this string. If
1708 * found, returns the index where it was found. If not found,
1712 find_last_of(const _CharT
* __s
, size_type __pos
, size_type __n
) const;
1715 * @brief Find last position of a character of C string.
1716 * @param __s C string containing characters to locate.
1717 * @param __pos Index of character to search back from (default end).
1718 * @return Index of last occurrence.
1720 * Starting from @a __pos, searches backward for one of the
1721 * characters of @a __s within this string. If found, returns
1722 * the index where it was found. If not found, returns npos.
1725 find_last_of(const _CharT
* __s
, size_type __pos
= npos
) const
1727 __glibcxx_requires_string(__s
);
1728 return this->find_last_of(__s
, __pos
, traits_type::length(__s
));
1732 * @brief Find last position of a character.
1733 * @param __c Character to locate.
1734 * @param __pos Index of character to search back from (default end).
1735 * @return Index of last occurrence.
1737 * Starting from @a __pos, searches backward for @a __c within
1738 * this string. If found, returns the index where it was
1739 * found. If not found, returns npos.
1741 * Note: equivalent to rfind(c, pos).
1744 find_last_of(_CharT __c
, size_type __pos
= npos
) const
1745 { return this->rfind(__c
, __pos
); }
1748 * @brief Find position of a character not in string.
1749 * @param __str String containing characters to avoid.
1750 * @param __pos Index of character to search from (default 0).
1751 * @return Index of first occurrence.
1753 * Starting from @a __pos, searches forward for a character not
1754 * contained in @a __str within this string. If found, returns
1755 * the index where it was found. If not found, returns npos.
1758 find_first_not_of(const __versa_string
& __str
, size_type __pos
= 0) const
1759 { return this->find_first_not_of(__str
.data(), __pos
, __str
.size()); }
1762 * @brief Find position of a character not in C substring.
1763 * @param __s C string containing characters to avoid.
1764 * @param __pos Index of character to search from.
1765 * @param __n Number of characters from s to consider.
1766 * @return Index of first occurrence.
1768 * Starting from @a __pos, searches forward for a character not
1769 * contained in the first @a __n characters of @a __s within
1770 * this string. If found, returns the index where it was
1771 * found. If not found, returns npos.
1774 find_first_not_of(const _CharT
* __s
, size_type __pos
,
1775 size_type __n
) const;
1778 * @brief Find position of a character not in C string.
1779 * @param __s C string containing characters to avoid.
1780 * @param __pos Index of character to search from (default 0).
1781 * @return Index of first occurrence.
1783 * Starting from @a __pos, searches forward for a character not
1784 * contained in @a __s within this string. If found, returns
1785 * the index where it was found. If not found, returns npos.
1788 find_first_not_of(const _CharT
* __s
, size_type __pos
= 0) const
1790 __glibcxx_requires_string(__s
);
1791 return this->find_first_not_of(__s
, __pos
, traits_type::length(__s
));
1795 * @brief Find position of a different character.
1796 * @param __c Character to avoid.
1797 * @param __pos Index of character to search from (default 0).
1798 * @return Index of first occurrence.
1800 * Starting from @a __pos, searches forward for a character
1801 * other than @a __c within this string. If found, returns the
1802 * index where it was found. If not found, returns npos.
1805 find_first_not_of(_CharT __c
, size_type __pos
= 0) const;
1808 * @brief Find last position of a character not in string.
1809 * @param __str String containing characters to avoid.
1810 * @param __pos Index of character to search back from (default end).
1811 * @return Index of last occurrence.
1813 * Starting from @a __pos, searches backward for a character
1814 * not contained in @a __str within this string. If found,
1815 * returns the index where it was found. If not found, returns
1819 find_last_not_of(const __versa_string
& __str
,
1820 size_type __pos
= npos
) const
1821 { return this->find_last_not_of(__str
.data(), __pos
, __str
.size()); }
1824 * @brief Find last position of a character not in C substring.
1825 * @param __s C string containing characters to avoid.
1826 * @param __pos Index of character to search back from.
1827 * @param __n Number of characters from s to consider.
1828 * @return Index of last occurrence.
1830 * Starting from @a __pos, searches backward for a character
1831 * not contained in the first @a __n characters of @a __s
1832 * within this string. If found, returns the index where it
1833 * was found. If not found, returns npos.
1836 find_last_not_of(const _CharT
* __s
, size_type __pos
,
1837 size_type __n
) const;
1839 * @brief Find last position of a character not in C string.
1840 * @param __s C string containing characters to avoid.
1841 * @param __pos Index of character to search back from (default end).
1842 * @return Index of last occurrence.
1844 * Starting from @a __pos, searches backward for a character
1845 * not contained in @a __s within this string. If found,
1846 * returns the index where it was found. If not found, returns
1850 find_last_not_of(const _CharT
* __s
, size_type __pos
= npos
) const
1852 __glibcxx_requires_string(__s
);
1853 return this->find_last_not_of(__s
, __pos
, traits_type::length(__s
));
1857 * @brief Find last position of a different character.
1858 * @param __c Character to avoid.
1859 * @param __pos Index of character to search back from (default end).
1860 * @return Index of last occurrence.
1862 * Starting from @a __pos, searches backward for a character
1863 * other than @a __c within this string. If found, returns the
1864 * index where it was found. If not found, returns npos.
1867 find_last_not_of(_CharT __c
, size_type __pos
= npos
) const;
1870 * @brief Get a substring.
1871 * @param __pos Index of first character (default 0).
1872 * @param __n Number of characters in substring (default remainder).
1873 * @return The new string.
1874 * @throw std::out_of_range If pos > size().
1876 * Construct and return a new string using the @a __n
1877 * characters starting at @a __pos. If the string is too
1878 * short, use the remainder of the characters. If @a __pos is
1879 * beyond the end of the string, out_of_range is thrown.
1882 substr(size_type __pos
= 0, size_type __n
= npos
) const
1884 return __versa_string(*this, _M_check(__pos
, "__versa_string::substr"),
1889 * @brief Compare to a string.
1890 * @param __str String to compare against.
1891 * @return Integer < 0, 0, or > 0.
1893 * Returns an integer < 0 if this string is ordered before @a
1894 * __str, 0 if their values are equivalent, or > 0 if this
1895 * string is ordered after @a __str. Determines the effective
1896 * length rlen of the strings to compare as the smallest of
1897 * size() and str.size(). The function then compares the two
1898 * strings by calling traits::compare(data(), str.data(),rlen).
1899 * If the result of the comparison is nonzero returns it,
1900 * otherwise the shorter one is ordered first.
1903 compare(const __versa_string
& __str
) const
1905 if (this->_M_compare(__str
))
1908 const size_type __size
= this->size();
1909 const size_type __osize
= __str
.size();
1910 const size_type __len
= std::min(__size
, __osize
);
1912 int __r
= traits_type::compare(this->_M_data(), __str
.data(), __len
);
1914 __r
= _S_compare(__size
, __osize
);
1919 * @brief Compare substring to a string.
1920 * @param __pos Index of first character of substring.
1921 * @param __n Number of characters in substring.
1922 * @param __str String to compare against.
1923 * @return Integer < 0, 0, or > 0.
1925 * Form the substring of this string from the @a __n characters
1926 * starting at @a __pos. Returns an integer < 0 if the
1927 * substring is ordered before @a __str, 0 if their values are
1928 * equivalent, or > 0 if the substring is ordered after @a
1929 * __str. Determines the effective length rlen of the strings
1930 * to compare as the smallest of the length of the substring
1931 * and @a __str.size(). The function then compares the two
1932 * strings by calling
1933 * traits::compare(substring.data(),str.data(),rlen). If the
1934 * result of the comparison is nonzero returns it, otherwise
1935 * the shorter one is ordered first.
1938 compare(size_type __pos
, size_type __n
,
1939 const __versa_string
& __str
) const;
1942 * @brief Compare substring to a substring.
1943 * @param __pos1 Index of first character of substring.
1944 * @param __n1 Number of characters in substring.
1945 * @param __str String to compare against.
1946 * @param __pos2 Index of first character of substring of str.
1947 * @param __n2 Number of characters in substring of str.
1948 * @return Integer < 0, 0, or > 0.
1950 * Form the substring of this string from the @a __n1
1951 * characters starting at @a __pos1. Form the substring of @a
1952 * __str from the @a __n2 characters starting at @a __pos2.
1953 * Returns an integer < 0 if this substring is ordered before
1954 * the substring of @a __str, 0 if their values are equivalent,
1955 * or > 0 if this substring is ordered after the substring of
1956 * @a __str. Determines the effective length rlen of the
1957 * strings to compare as the smallest of the lengths of the
1958 * substrings. The function then compares the two strings by
1960 * traits::compare(substring.data(),str.substr(pos2,n2).data(),rlen).
1961 * If the result of the comparison is nonzero returns it,
1962 * otherwise the shorter one is ordered first.
1965 compare(size_type __pos1
, size_type __n1
, const __versa_string
& __str
,
1966 size_type __pos2
, size_type __n2
) const;
1969 * @brief Compare to a C string.
1970 * @param __s C string to compare against.
1971 * @return Integer < 0, 0, or > 0.
1973 * Returns an integer < 0 if this string is ordered before @a
1974 * __s, 0 if their values are equivalent, or > 0 if this string
1975 * is ordered after @a __s. Determines the effective length
1976 * rlen of the strings to compare as the smallest of size() and
1977 * the length of a string constructed from @a __s. The
1978 * function then compares the two strings by calling
1979 * traits::compare(data(),s,rlen). If the result of the
1980 * comparison is nonzero returns it, otherwise the shorter one
1984 compare(const _CharT
* __s
) const;
1986 // _GLIBCXX_RESOLVE_LIB_DEFECTS
1987 // 5 String::compare specification questionable
1989 * @brief Compare substring to a C string.
1990 * @param __pos Index of first character of substring.
1991 * @param __n1 Number of characters in substring.
1992 * @param __s C string to compare against.
1993 * @return Integer < 0, 0, or > 0.
1995 * Form the substring of this string from the @a __n1
1996 * characters starting at @a __pos. Returns an integer < 0 if
1997 * the substring is ordered before @a __s, 0 if their values
1998 * are equivalent, or > 0 if the substring is ordered after @a
1999 * __s. Determines the effective length rlen of the strings to
2000 * compare as the smallest of the length of the substring and
2001 * the length of a string constructed from @a __s. The
2002 * function then compares the two string by calling
2003 * traits::compare(substring.data(),s,rlen). If the result of
2004 * the comparison is nonzero returns it, otherwise the shorter
2005 * one is ordered first.
2008 compare(size_type __pos
, size_type __n1
, const _CharT
* __s
) const;
2011 * @brief Compare substring against a character array.
2012 * @param __pos1 Index of first character of substring.
2013 * @param __n1 Number of characters in substring.
2014 * @param __s character array to compare against.
2015 * @param __n2 Number of characters of s.
2016 * @return Integer < 0, 0, or > 0.
2018 * Form the substring of this string from the @a __n1
2019 * characters starting at @a __pos1. Form a string from the
2020 * first @a __n2 characters of @a __s. Returns an integer < 0
2021 * if this substring is ordered before the string from @a __s,
2022 * 0 if their values are equivalent, or > 0 if this substring
2023 * is ordered after the string from @a __s. Determines the
2024 * effective length rlen of the strings to compare as the
2025 * smallest of the length of the substring and @a __n2. The
2026 * function then compares the two strings by calling
2027 * traits::compare(substring.data(),s,rlen). If the result of
2028 * the comparison is nonzero returns it, otherwise the shorter
2029 * one is ordered first.
2031 * NB: s must have at least n2 characters, <em>\\0</em> has no special
2035 compare(size_type __pos
, size_type __n1
, const _CharT
* __s
,
2036 size_type __n2
) const;
2041 * @brief Concatenate two strings.
2042 * @param __lhs First string.
2043 * @param __rhs Last string.
2044 * @return New string with value of @a __lhs followed by @a __rhs.
2046 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2047 template <typename
, typename
, typename
> class _Base
>
2048 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2049 operator+(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2050 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
);
2053 * @brief Concatenate C string and string.
2054 * @param __lhs First string.
2055 * @param __rhs Last string.
2056 * @return New string with value of @a __lhs followed by @a __rhs.
2058 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2059 template <typename
, typename
, typename
> class _Base
>
2060 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2061 operator+(const _CharT
* __lhs
,
2062 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
);
2065 * @brief Concatenate character and string.
2066 * @param __lhs First string.
2067 * @param __rhs Last string.
2068 * @return New string with @a __lhs followed by @a __rhs.
2070 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2071 template <typename
, typename
, typename
> class _Base
>
2072 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2073 operator+(_CharT __lhs
,
2074 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
);
2077 * @brief Concatenate string and C string.
2078 * @param __lhs First string.
2079 * @param __rhs Last string.
2080 * @return New string with @a __lhs followed by @a __rhs.
2082 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2083 template <typename
, typename
, typename
> class _Base
>
2084 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2085 operator+(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2086 const _CharT
* __rhs
);
2089 * @brief Concatenate string and character.
2090 * @param __lhs First string.
2091 * @param __rhs Last string.
2092 * @return New string with @a __lhs followed by @a __rhs.
2094 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2095 template <typename
, typename
, typename
> class _Base
>
2096 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2097 operator+(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2102 * @brief Test equivalence of two strings.
2103 * @param __lhs First string.
2104 * @param __rhs Second string.
2105 * @return True if @a __lhs.compare(@a __rhs) == 0. False otherwise.
2107 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2108 template <typename
, typename
, typename
> class _Base
>
2110 operator==(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2111 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2112 { return __lhs
.compare(__rhs
) == 0; }
2114 template<typename _CharT
,
2115 template <typename
, typename
, typename
> class _Base
>
2116 inline typename __enable_if
<std::__is_char
<_CharT
>::__value
, bool>::__type
2117 operator==(const __versa_string
<_CharT
, std::char_traits
<_CharT
>,
2118 std::allocator
<_CharT
>, _Base
>& __lhs
,
2119 const __versa_string
<_CharT
, std::char_traits
<_CharT
>,
2120 std::allocator
<_CharT
>, _Base
>& __rhs
)
2121 { return (__lhs
.size() == __rhs
.size()
2122 && !std::char_traits
<_CharT
>::compare(__lhs
.data(), __rhs
.data(),
2126 * @brief Test equivalence of C string and string.
2127 * @param __lhs C string.
2128 * @param __rhs String.
2129 * @return True if @a __rhs.compare(@a __lhs) == 0. False otherwise.
2131 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2132 template <typename
, typename
, typename
> class _Base
>
2134 operator==(const _CharT
* __lhs
,
2135 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2136 { return __rhs
.compare(__lhs
) == 0; }
2139 * @brief Test equivalence of string and C string.
2140 * @param __lhs String.
2141 * @param __rhs C string.
2142 * @return True if @a __lhs.compare(@a __rhs) == 0. False otherwise.
2144 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2145 template <typename
, typename
, typename
> class _Base
>
2147 operator==(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2148 const _CharT
* __rhs
)
2149 { return __lhs
.compare(__rhs
) == 0; }
2153 * @brief Test difference of two strings.
2154 * @param __lhs First string.
2155 * @param __rhs Second string.
2156 * @return True if @a __lhs.compare(@a __rhs) != 0. False otherwise.
2158 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2159 template <typename
, typename
, typename
> class _Base
>
2161 operator!=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2162 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2163 { return !(__lhs
== __rhs
); }
2166 * @brief Test difference of C string and string.
2167 * @param __lhs C string.
2168 * @param __rhs String.
2169 * @return True if @a __rhs.compare(@a __lhs) != 0. False otherwise.
2171 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2172 template <typename
, typename
, typename
> class _Base
>
2174 operator!=(const _CharT
* __lhs
,
2175 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2176 { return !(__lhs
== __rhs
); }
2179 * @brief Test difference of string and C string.
2180 * @param __lhs String.
2181 * @param __rhs C string.
2182 * @return True if @a __lhs.compare(@a __rhs) != 0. False otherwise.
2184 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2185 template <typename
, typename
, typename
> class _Base
>
2187 operator!=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2188 const _CharT
* __rhs
)
2189 { return !(__lhs
== __rhs
); }
2193 * @brief Test if string precedes string.
2194 * @param __lhs First string.
2195 * @param __rhs Second string.
2196 * @return True if @a __lhs precedes @a __rhs. False otherwise.
2198 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2199 template <typename
, typename
, typename
> class _Base
>
2201 operator<(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2202 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2203 { return __lhs
.compare(__rhs
) < 0; }
2206 * @brief Test if string precedes C string.
2207 * @param __lhs String.
2208 * @param __rhs C string.
2209 * @return True if @a __lhs precedes @a __rhs. False otherwise.
2211 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2212 template <typename
, typename
, typename
> class _Base
>
2214 operator<(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2215 const _CharT
* __rhs
)
2216 { return __lhs
.compare(__rhs
) < 0; }
2219 * @brief Test if C string precedes string.
2220 * @param __lhs C string.
2221 * @param __rhs String.
2222 * @return True if @a __lhs precedes @a __rhs. False otherwise.
2224 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2225 template <typename
, typename
, typename
> class _Base
>
2227 operator<(const _CharT
* __lhs
,
2228 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2229 { return __rhs
.compare(__lhs
) > 0; }
2233 * @brief Test if string follows string.
2234 * @param __lhs First string.
2235 * @param __rhs Second string.
2236 * @return True if @a __lhs follows @a __rhs. False otherwise.
2238 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2239 template <typename
, typename
, typename
> class _Base
>
2241 operator>(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2242 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2243 { return __lhs
.compare(__rhs
) > 0; }
2246 * @brief Test if string follows C string.
2247 * @param __lhs String.
2248 * @param __rhs C string.
2249 * @return True if @a __lhs follows @a __rhs. False otherwise.
2251 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2252 template <typename
, typename
, typename
> class _Base
>
2254 operator>(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2255 const _CharT
* __rhs
)
2256 { return __lhs
.compare(__rhs
) > 0; }
2259 * @brief Test if C string follows string.
2260 * @param __lhs C string.
2261 * @param __rhs String.
2262 * @return True if @a __lhs follows @a __rhs. False otherwise.
2264 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2265 template <typename
, typename
, typename
> class _Base
>
2267 operator>(const _CharT
* __lhs
,
2268 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2269 { return __rhs
.compare(__lhs
) < 0; }
2273 * @brief Test if string doesn't follow string.
2274 * @param __lhs First string.
2275 * @param __rhs Second string.
2276 * @return True if @a __lhs doesn't follow @a __rhs. False otherwise.
2278 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2279 template <typename
, typename
, typename
> class _Base
>
2281 operator<=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2282 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2283 { return __lhs
.compare(__rhs
) <= 0; }
2286 * @brief Test if string doesn't follow C string.
2287 * @param __lhs String.
2288 * @param __rhs C string.
2289 * @return True if @a __lhs doesn't follow @a __rhs. False otherwise.
2291 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2292 template <typename
, typename
, typename
> class _Base
>
2294 operator<=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2295 const _CharT
* __rhs
)
2296 { return __lhs
.compare(__rhs
) <= 0; }
2299 * @brief Test if C string doesn't follow string.
2300 * @param __lhs C string.
2301 * @param __rhs String.
2302 * @return True if @a __lhs doesn't follow @a __rhs. False otherwise.
2304 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2305 template <typename
, typename
, typename
> class _Base
>
2307 operator<=(const _CharT
* __lhs
,
2308 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2309 { return __rhs
.compare(__lhs
) >= 0; }
2313 * @brief Test if string doesn't precede string.
2314 * @param __lhs First string.
2315 * @param __rhs Second string.
2316 * @return True if @a __lhs doesn't precede @a __rhs. False otherwise.
2318 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2319 template <typename
, typename
, typename
> class _Base
>
2321 operator>=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2322 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2323 { return __lhs
.compare(__rhs
) >= 0; }
2326 * @brief Test if string doesn't precede C string.
2327 * @param __lhs String.
2328 * @param __rhs C string.
2329 * @return True if @a __lhs doesn't precede @a __rhs. False otherwise.
2331 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2332 template <typename
, typename
, typename
> class _Base
>
2334 operator>=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2335 const _CharT
* __rhs
)
2336 { return __lhs
.compare(__rhs
) >= 0; }
2339 * @brief Test if C string doesn't precede string.
2340 * @param __lhs C string.
2341 * @param __rhs String.
2342 * @return True if @a __lhs doesn't precede @a __rhs. False otherwise.
2344 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2345 template <typename
, typename
, typename
> class _Base
>
2347 operator>=(const _CharT
* __lhs
,
2348 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2349 { return __rhs
.compare(__lhs
) <= 0; }
2352 * @brief Swap contents of two strings.
2353 * @param __lhs First string.
2354 * @param __rhs Second string.
2356 * Exchanges the contents of @a __lhs and @a __rhs in constant time.
2358 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2359 template <typename
, typename
, typename
> class _Base
>
2361 swap(__versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2362 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2363 { __lhs
.swap(__rhs
); }
2365 _GLIBCXX_END_NAMESPACE
2367 _GLIBCXX_BEGIN_NAMESPACE(std
)
2370 * @brief Read stream into a string.
2371 * @param __is Input stream.
2372 * @param __str Buffer to store into.
2373 * @return Reference to the input stream.
2375 * Stores characters from @a __is into @a __str until whitespace is
2376 * found, the end of the stream is encountered, or str.max_size()
2377 * is reached. If is.width() is non-zero, that is the limit on the
2378 * number of characters stored into @a __str. Any previous
2379 * contents of @a __str are erased.
2381 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2382 template <typename
, typename
, typename
> class _Base
>
2383 basic_istream
<_CharT
, _Traits
>&
2384 operator>>(basic_istream
<_CharT
, _Traits
>& __is
,
2385 __gnu_cxx::__versa_string
<_CharT
, _Traits
,
2386 _Alloc
, _Base
>& __str
);
2389 * @brief Write string to a stream.
2390 * @param __os Output stream.
2391 * @param __str String to write out.
2392 * @return Reference to the output stream.
2394 * Output characters of @a __str into os following the same rules as for
2395 * writing a C string.
2397 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2398 template <typename
, typename
, typename
> class _Base
>
2399 inline basic_ostream
<_CharT
, _Traits
>&
2400 operator<<(basic_ostream
<_CharT
, _Traits
>& __os
,
2401 const __gnu_cxx::__versa_string
<_CharT
, _Traits
, _Alloc
,
2404 // _GLIBCXX_RESOLVE_LIB_DEFECTS
2405 // 586. string inserter not a formatted function
2406 return __ostream_insert(__os
, __str
.data(), __str
.size());
2410 * @brief Read a line from stream into a string.
2411 * @param __is Input stream.
2412 * @param __str Buffer to store into.
2413 * @param __delim Character marking end of line.
2414 * @return Reference to the input stream.
2416 * Stores characters from @a __is into @a __str until @a __delim is
2417 * found, the end of the stream is encountered, or str.max_size()
2418 * is reached. If is.width() is non-zero, that is the limit on the
2419 * number of characters stored into @a __str. Any previous
2420 * contents of @a __str are erased. If @a delim was encountered,
2421 * it is extracted but not stored into @a __str.
2423 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2424 template <typename
, typename
, typename
> class _Base
>
2425 basic_istream
<_CharT
, _Traits
>&
2426 getline(basic_istream
<_CharT
, _Traits
>& __is
,
2427 __gnu_cxx::__versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __str
,
2431 * @brief Read a line from stream into a string.
2432 * @param __is Input stream.
2433 * @param __str Buffer to store into.
2434 * @return Reference to the input stream.
2436 * Stores characters from is into @a __str until '\n' is
2437 * found, the end of the stream is encountered, or str.max_size()
2438 * is reached. If is.width() is non-zero, that is the limit on the
2439 * number of characters stored into @a __str. Any previous
2440 * contents of @a __str are erased. If end of line was
2441 * encountered, it is extracted but not stored into @a __str.
2443 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2444 template <typename
, typename
, typename
> class _Base
>
2445 inline basic_istream
<_CharT
, _Traits
>&
2446 getline(basic_istream
<_CharT
, _Traits
>& __is
,
2447 __gnu_cxx::__versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __str
)
2448 { return getline(__is
, __str
, __is
.widen('\n')); }
2450 _GLIBCXX_END_NAMESPACE
2452 #if (defined(__GXX_EXPERIMENTAL_CXX0X__) && defined(_GLIBCXX_USE_C99))
2454 #include <ext/string_conversions.h>
2456 _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx
)
2458 // 21.4 Numeric Conversions [string.conversions].
2460 stoi(const __vstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2461 { return __gnu_cxx::__stoa
<long, int>(&std::strtol
, "stoi", __str
.c_str(),
2465 stol(const __vstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2466 { return __gnu_cxx::__stoa(&std::strtol
, "stol", __str
.c_str(),
2469 inline unsigned long
2470 stoul(const __vstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2471 { return __gnu_cxx::__stoa(&std::strtoul
, "stoul", __str
.c_str(),
2475 stoll(const __vstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2476 { return __gnu_cxx::__stoa(&std::strtoll
, "stoll", __str
.c_str(),
2479 inline unsigned long long
2480 stoull(const __vstring
& __str
, std::size_t* __idx
, int __base
= 10)
2481 { return __gnu_cxx::__stoa(&std::strtoull
, "stoull", __str
.c_str(),
2484 // NB: strtof vs strtod.
2486 stof(const __vstring
& __str
, std::size_t* __idx
= 0)
2487 { return __gnu_cxx::__stoa(&std::strtof
, "stof", __str
.c_str(), __idx
); }
2490 stod(const __vstring
& __str
, std::size_t* __idx
= 0)
2491 { return __gnu_cxx::__stoa(&std::strtod
, "stod", __str
.c_str(), __idx
); }
2494 stold(const __vstring
& __str
, std::size_t* __idx
= 0)
2495 { return __gnu_cxx::__stoa(&std::strtold
, "stold", __str
.c_str(), __idx
); }
2497 // NB: (v)snprintf vs sprintf.
2501 to_string(int __val
)
2502 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
, 4 * sizeof(int),
2506 to_string(unsigned __val
)
2507 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2508 4 * sizeof(unsigned),
2512 to_string(long __val
)
2513 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2518 to_string(unsigned long __val
)
2519 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2520 4 * sizeof(unsigned long),
2525 to_string(long long __val
)
2526 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2527 4 * sizeof(long long),
2531 to_string(unsigned long long __val
)
2532 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2533 4 * sizeof(unsigned long long),
2537 to_string(float __val
)
2539 const int __n
= __numeric_traits
<float>::__max_exponent10
+ 20;
2540 return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
, __n
,
2545 to_string(double __val
)
2547 const int __n
= __numeric_traits
<double>::__max_exponent10
+ 20;
2548 return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
, __n
,
2553 to_string(long double __val
)
2555 const int __n
= __numeric_traits
<long double>::__max_exponent10
+ 20;
2556 return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
, __n
,
2560 #ifdef _GLIBCXX_USE_WCHAR_T
2562 stoi(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2563 { return __gnu_cxx::__stoa
<long, int>(&std::wcstol
, "stoi", __str
.c_str(),
2567 stol(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2568 { return __gnu_cxx::__stoa(&std::wcstol
, "stol", __str
.c_str(),
2571 inline unsigned long
2572 stoul(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2573 { return __gnu_cxx::__stoa(&std::wcstoul
, "stoul", __str
.c_str(),
2577 stoll(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2578 { return __gnu_cxx::__stoa(&std::wcstoll
, "stoll", __str
.c_str(),
2581 inline unsigned long long
2582 stoull(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2583 { return __gnu_cxx::__stoa(&std::wcstoull
, "stoull", __str
.c_str(),
2586 // NB: wcstof vs wcstod.
2588 stof(const __wvstring
& __str
, std::size_t* __idx
= 0)
2589 { return __gnu_cxx::__stoa(&std::wcstof
, "stof", __str
.c_str(), __idx
); }
2592 stod(const __wvstring
& __str
, std::size_t* __idx
= 0)
2593 { return __gnu_cxx::__stoa(&std::wcstod
, "stod", __str
.c_str(), __idx
); }
2596 stold(const __wvstring
& __str
, std::size_t* __idx
= 0)
2597 { return __gnu_cxx::__stoa(&std::wcstold
, "stold", __str
.c_str(), __idx
); }
2599 #ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF
2602 to_wstring(int __val
)
2603 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2608 to_wstring(unsigned __val
)
2609 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2610 4 * sizeof(unsigned),
2614 to_wstring(long __val
)
2615 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2620 to_wstring(unsigned long __val
)
2621 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2622 4 * sizeof(unsigned long),
2626 to_wstring(long long __val
)
2627 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2628 4 * sizeof(long long),
2632 to_wstring(unsigned long long __val
)
2633 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2634 4 * sizeof(unsigned long long),
2638 to_wstring(float __val
)
2640 const int __n
= __numeric_traits
<float>::__max_exponent10
+ 20;
2641 return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
, __n
,
2646 to_wstring(double __val
)
2648 const int __n
= __numeric_traits
<double>::__max_exponent10
+ 20;
2649 return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
, __n
,
2654 to_wstring(long double __val
)
2656 const int __n
= __numeric_traits
<long double>::__max_exponent10
+ 20;
2657 return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
, __n
,
2663 _GLIBCXX_END_NAMESPACE
2667 #ifndef _GLIBCXX_EXPORT_TEMPLATE
2668 # include "vstring.tcc"
2671 #endif /* _VSTRING_H */