STRSPN(3)		   Linux Programmers Manual		    STRSPN(3)



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

SYNOPSIS
       #include 

       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 of the initial segment of s
       which consists entirely of characters in accept.

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

RETURN VALUE
       The  strspn()  function returns the number of characters in the initial
       segment of s which consist only of characters from accept.

       The strcspn() function returns the number of characters 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),  strpbrk(3),  strsep(3),
       strstr(3), strtok(3), wcscspn(3), wcsspn(3)

COLOPHON
       This page is part of release 3.05 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/.



				  1993-04-12			     STRSPN(3)