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36 .\" @(#)strcspn.3 8.1 (Berkeley) 6/4/93
37 .\" $FreeBSD: src/lib/libc/string/strcspn.3,v 1.3.2.4 2001/12/14 18:33:59 ru Exp $
38 .\" $DragonFly: src/lib/libc/string/strcspn.3,v 1.2 2003/06/17 04:26:46 dillon Exp $
45 .Nd span the complement of a string
51 .Fn strcspn "const char *s" "const char *charset"
56 spans the initial part of the null-terminated string
58 as long as the characters from
60 do not occur in string
71 returns the number of characters spanned.