trusty (3) strcspn.3posix.gz

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NAME
       strcspn - get the length of a complementary substring


SYNOPSIS
       #include <string.h>

       size_t strcspn(const char *s1, const char *s2);


DESCRIPTION
       The  strcspn()  function shall compute the length (in bytes) of the maximum initial segment of the string
       pointed to by s1 which consists entirely of bytes not from the string pointed to by s2.


RETURN VALUE
       The strcspn() function shall return the length of the computed segment of the string pointed to by s1; 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 ALSO
       strspn() , the Base Definitions volume of IEEE Std 1003.1-2001, <string.h>


       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 .