STRCSPN(3)STRCSPN(3)NAMEstrcspn - span the complement of a string
SYNOPSIS
#include <string.h>
size_t
strcspn(const char *s, const char *charset);
DESCRIPTION
Strcspn spans the initial part of the null-terminated string s as long
as the characters from s do not occur in string charset (i.e., strcspn
spans the complement of charset). Strcspn returns the number of char‐
acters spanned.
SEE ALSOindex(3), memchr(3), rindex(3), strchr(3), strpbrk(3), strrchr(3),
strsep(3), strspn(3), strstr(3), strtok(3)STANDARDS
Strcspn conforms to ANSI X3.159-1989 (``ANSI C'').
4.4 Berkeley Distribution May 15, 1990 STRCSPN(3)