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1.1 ! root 1: .\" Copyright (c) 1990 The Regents of the University of California. ! 2: .\" All rights reserved. ! 3: .\" ! 4: .\" This code is derived from software contributed to Berkeley by ! 5: .\" Chris Torek. ! 6: .\" ! 7: .\" Redistribution and use in source and binary forms are permitted ! 8: .\" provided that: (1) source distributions retain this entire copyright ! 9: .\" notice and comment, and (2) distributions including binaries display ! 10: .\" the following acknowledgement: ``This product includes software ! 11: .\" developed by the University of California, Berkeley and its contributors'' ! 12: .\" in the documentation or other materials provided with the distribution ! 13: .\" and in all advertising materials mentioning features or use of this ! 14: .\" software. Neither the name of the University nor the names of its ! 15: .\" contributors may be used to endorse or promote products derived ! 16: .\" from this software without specific prior written permission. ! 17: .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR ! 18: .\" IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED ! 19: .\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ! 20: .\" ! 21: .\" @(#)strcspn.3 5.1 (Berkeley) 5/15/90 ! 22: .\" ! 23: .TH STRCSPN 3 "May 15, 1990" ! 24: .UC 7 ! 25: .SH NAME ! 26: strcspn \- span the complement of a string ! 27: .SH SYNOPSIS ! 28: .nf ! 29: .ft B ! 30: #include <string.h> ! 31: ! 32: size_t ! 33: strcspn(const char *s, const char *charset); ! 34: .ft R ! 35: .fi ! 36: .SH DESCRIPTION ! 37: .B Strcspn ! 38: spans the initial part of the null-terminated string ! 39: .I s ! 40: as long as the characters from ! 41: .I s ! 42: do not occur in string ! 43: .I charset ! 44: (i.e., ! 45: .I strcspn ! 46: spans the ! 47: .I complement ! 48: of ! 49: .IR charset ). ! 50: .B Strcspn ! 51: returns the number of characters spanned. ! 52: .SH SEE ALSO ! 53: index(3), memchr(3), rindex(3), strchr(3), strpbrk(3), strrchr(3), ! 54: strsep(3), strspn(3), strstr(3), strtok(3) ! 55: .SH STANDARDS ! 56: .B Strcspn ! 57: conforms to ANSI X3.159-1989 (``ANSI C'').
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