1WCSSPN(P)                  POSIX Programmer's Manual                 WCSSPN(P)
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NAME

6       wcsspn - get the length of a wide substring
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SYNOPSIS

9       #include <wchar.h>
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11       size_t wcsspn(const wchar_t *ws1, const wchar_t *ws2);
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DESCRIPTION

15       The  wcsspn() function shall compute the length (in wide characters) of
16       the maximum initial segment of the wide-character string pointed to  by
17       ws1 which consists entirely of wide-character codes from the wide-char‐
18       acter string pointed to by ws2.
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RETURN VALUE

21       The wcsspn() function shall return the length of the initial  substring
22       of ws1; no return value is reserved to indicate an error.
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ERRORS

25       No errors are defined.
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27       The following sections are informative.
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EXAMPLES

30       None.
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APPLICATION USAGE

33       None.
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RATIONALE

36       None.
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FUTURE DIRECTIONS

39       None.
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SEE ALSO

42       wcscspn()  ,  the  Base  Definitions  volume  of  IEEE Std 1003.1-2001,
43       <wchar.h>
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46       Portions of this text are reprinted and reproduced in  electronic  form
47       from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology
48       -- Portable Operating System Interface (POSIX),  The  Open  Group  Base
49       Specifications  Issue  6,  Copyright  (C) 2001-2003 by the Institute of
50       Electrical and Electronics Engineers, Inc and The Open  Group.  In  the
51       event of any discrepancy between this version and the original IEEE and
52       The Open Group Standard, the original IEEE and The Open Group  Standard
53       is  the  referee document. The original Standard can be obtained online
54       at http://www.opengroup.org/unix/online.html .
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58IEEE/The Open Group                  2003                            WCSSPN(P)
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