NAME
strspn, strcspn - search a string for a set of bytes SYNOPSIS
#include
sizet strspn(const char *s, const char *accept); sizet 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 seg‐ ment of s which consist only of bytes from accept. The strcspn() function returns the number of bytes in the initial seg‐ ment of s which are not in the string reject. ATTRIBUTES For an explanation of the terms used in this section, see attributes(7). ┌────────────────────┬───────────────┬─────────┐ │Interface │ Attribute │ Value │ ├────────────────────┼───────────────┼─────────┤ │strspn(), strcspn() │ Thread safety │ MT-Safe │ └────────────────────┴───────────────┴─────────┘ 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 3.53 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)