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Linux 2.6 - man page for strspn (linux section 3)

STRSPN(3)			    Linux Programmer's Manual				STRSPN(3)

NAME
       strspn, strcspn - search a string for a set of bytes

SYNOPSIS
       #include <string.h>

       size_t strspn(const char *s, const char *accept);

       size_t strcspn(const char *s, const char *reject);

DESCRIPTION
       The  strspn()  function calculates the length (in bytes) of the initial segment of s which
       consists entirely of bytes in accept.

       The strcspn() function calculates the length of the initial segment of  s  which  consists
       entirely of bytes not in reject.

RETURN VALUE
       The  strspn()  function returns the number of bytes in the initial segment of s which con-
       sist only of bytes from accept.

       The strcspn() function returns the number of bytes in the initial segment of s  which  are
       not in the string reject.

CONFORMING TO
       SVr4, 4.3BSD, C89, C99.

SEE ALSO
       index(3),  memchr(3),  rindex(3),  strchr(3), string(3), strpbrk(3), strsep(3), strstr(3),
       strtok(3), wcscspn(3), wcsspn(3)

COLOPHON
       This page is part of release 3.55 of the Linux man-pages project.  A  description  of  the
       project,     and    information	  about    reporting	bugs,	 can	be    found    at
       http://www.kernel.org/doc/man-pages/.

					    2012-05-10					STRSPN(3)


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