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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 *s, const char *charset); DESCRIPTION The strspn() function spans the initial part of the null-terminated string s as long as the characters from s occur in the null-terminated string charset. In other words, it computes the string array index in s of the first character of s which is not in charset, 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
NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUES | SEE ALSO | STANDARDS
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