WCSSPN(P) POSIX Programmer's Manual WCSSPN(P)NAMEwcsspn - get the length of a wide substring
SYNOPSIS
#include <wchar.h>
size_t wcsspn(const wchar_t *ws1, const wchar_t *ws2);
DESCRIPTION
The wcsspn() function shall compute the length (in wide characters) of
the maximum initial segment of the wide-character string pointed to by
ws1 which consists entirely of wide-character codes from the wide-char‐
acter string pointed to by ws2.
RETURN VALUE
The wcsspn() function shall return the length of the initial substring
of ws1; no return value is reserved to indicate an error.
ERRORS
No errors are defined.
The following sections are informative.
EXAMPLES
None.
APPLICATION USAGE
None.
RATIONALE
None.
FUTURE DIRECTIONS
None.
SEE ALSOwcscspn() , the Base Definitions volume of IEEE Std 1003.1-2001,
<wchar.h>
COPYRIGHT
Portions of this text are reprinted and reproduced in electronic form
from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology
-- Portable Operating System Interface (POSIX), The Open Group Base
Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of
Electrical and Electronics Engineers, Inc and The Open Group. In the
event of any discrepancy between this version and the original IEEE and
The Open Group Standard, the original IEEE and The Open Group Standard
is the referee document. The original Standard can be obtained online
at http://www.opengroup.org/unix/online.html .
IEEE/The Open Group 2003 WCSSPN(P)
