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STRSPN
Section: Linux Programmer's Manual (3 )Updated: 1993-04-12
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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
SVID 3, POSIX, BSD 4.3, ISO 9899SEE ALSO
index(3), memchr(3), rindex(3), strchr(3), strpbrk(3), strsep(3), strstr(3), strtok(3)
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