/****strlen.c - contains strlen() routine
*
* Copyright (c) 1985-1997, Microsoft Corporation. All rights reserved.
*
*Purpose:
* strlen returns the length of a null-terminated string,
* not including the null byte itself.
*
*******************************************************************************/
#include <cruntime.h>
#include <string.h>
#ifdef _MSC_VER
#pragma function(strlen)
#endif /* _MSC_VER */
/****strlen - return the length of a null-terminated string
*
*Purpose:
* Finds the length in bytes of the given string, not including
* the final null character.
*
*Entry:
* const char * str - string whose length is to be computed
*
*Exit:
* length of the string "str", exclusive of the final null byte
*
*Exceptions:
*
*******************************************************************************/
size_t __cdecl strlen (
const char * str
)
{
const char *eos = str;
while( *eos++ );
return( (int)(eos - str - 1) );
}
posted on 2008-11-21 12:39
Benson 阅读(575)
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