?? strspn.c
字號(hào):
/*
* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
* See the copyright notice in the ACK home directory, in the file "Copyright".
*/
/* $Header: strspn.c,v 1.1 89/05/11 10:09:09 eck Exp $ */
#include <string.h>
size_t
strspn(const char *string, const char *in)
{
register const char *s1, *s2;
for (s1 = string; *s1; s1++) {
for (s2 = in; *s2 && *s2 != *s1; s2++)
/* EMPTY */ ;
if (*s2 == '\0')
break;
}
return s1 - string;
}
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