manpagez: man(ual) pages & more
man strspn(3)
Home | html | info | man
strspn(3)                BSD Library Functions Manual                strspn(3)


NAME

     strspn -- span a string


LIBRARY

     Standard C Library (libc, -lc)


SYNOPSIS

     #include <string.h>

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


DESCRIPTION

     The strspn() function spans the initial part of the null-terminated
     string s1, as long as the characters from s1 occur in the null-terminated
     string s2.  In other words, it computes the string array index in s1 of
     the first character of s1 which is not in s2, else the index of the first
     null character.


RETURN VALUES

     The strspn() function returns the number of characters spanned.


SEE ALSO

     memchr(3), strchr(3), strcspn(3), strpbrk(3), strrchr(3), strsep(3),
     strstr(3), strtok(3), wcsspn(3)


STANDARDS

     The strspn() function conforms to ISO/IEC 9899:1990 (``ISO C90'').

BSD                              June 4, 1993                              BSD

Mac OS X 10.8 - Generated Fri Aug 31 07:30:17 CDT 2012
© manpagez.com 2000-2017
Individual documents may contain additional copyright information.