gcc/fortran/doc/gfortran/intrinsic-procedures/lnblnk.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 .. index:: LNBLNK, string, find non-blank character
   7
   8 .. _lnblnk:
   9
  10 LNBLNK --- Index of the last non-blank character in a string
  11 ************************************************************
  12
  13 .. function:: LNBLNK(STRING)
  14
  15   Returns the length of a character string, ignoring any trailing blanks.
  16   This is identical to the standard ``LEN_TRIM`` intrinsic, and is only
  17   included for backwards compatibility.
  18
  19   :param STRING:
  20     Shall be a scalar of type ``CHARACTER``,
  21     with ``INTENT(IN)``
  22
  23   :return:
  24     The return value is of ``INTEGER(kind=4)`` type.
  25
  26   Standard:
  27     GNU extension
  28
  29   Class:
  30     Elemental function
  31
  32   Syntax:
  33     .. code-block:: fortran
  34
  35       RESULT = LNBLNK(STRING)
  36
  37   See also:
  38     :ref:`index-intrinsic`,
  39     :ref:`LEN_TRIM`