Table of Contentsstrspn, strcspn - search a string for a set of characters #include <string.h>
size_t strspn(const char *s, const char *accept);
size_t strcspn(const char *s, const char *reject); 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.
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.
SVID 3, POSIX, BSD 4.3, ISO 9899 index(3), memchr(3), rindex(3), strchr(3), strpbrk(3), strsep(3), strstr(3), strtok(3)
Table of Contents
www.fiveanddime.net