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strcspn
Langue: en
Version: 1993-04-12 (ubuntu - 24/10/10)
Section: 3 (Bibliothèques de fonctions)
NAME
strspn, strcspn - search a string for a set of charactersSYNOPSIS
#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 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
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