libquadmath/doc/strtoflt128.rst

   1 ..
   2   Copyright 1988-2022 Free Software Foundation, Inc.
   3   This is part of the GCC manual.
   4   For copying conditions, see the copyright.rst file.
   5
   6 .. _strtoflt128:
   7
   8 strtoflt128 --- Convert from string
   9 ***********************************
  10
  11 The function ``strtoflt128`` converts a string into a
  12 ``__float128`` number.
  13
  14 Syntax:
  15   ``__float128 strtoflt128 (const char *s, char **sp)``
  16
  17 Arguments:
  18   .. list-table::
  19
  20      * - :samp:`{s}`
  21        - input string
  22      * - :samp:`{sp}`
  23        - the address of the next character in the string
  24
  25   The argument :samp:`{sp}` contains, if not ``NULL``, the address of the
  26   next character following the parts of the string, which have been read.
  27
  28 Example:
  29   .. code-block:: c++
  30
  31     #include <quadmath.h>
  32
  33     int main ()
  34     {
  35       __float128 r;
  36
  37       r = strtoflt128 ("1.2345678", NULL);
  38
  39       return 0;
  40     }