STRSPN(3) BSD Library Functions Manual STRSPN(3)NAMEstrspn — span a string
SYNOPSIS
#include <string.h>
size_t
strspn(const char *s, const char *charset);
DESCRIPTION
The strcspn() function spans the initial part of the null-terminated
string s as long as the characters from s occur in string charset.
RETURN VALUES
The strspn() function returns the number of characters spanned.
SEE ALSOindex(3), memchr(3), rindex(3), strchr(3), strcspn(3), strpbrk(3),
strrchr(3), strsep(3), strstr(3), strtok(3)STANDARDS
The strspn() function conforms to ANSI X3.159-1989 (“ANSI C89”).
BSD June 4, 1993 BSD