LoadRunner?????????????滻???
???????????? ???????[ 2015/5/26 15:15:00 ] ??????????????????
	??????????????????????????????????????????????????????????????????????????????????????????+???????????????????????????????
	?????????в????????.??????????????????????????.????????????????C??????????????滻??????loadrunner????????????滻?????????????????????
	??????1????????????
	???????????date/time???????????????%Y%m%d%H%M%S.000
	??????2???滻?????????
	char *strreplace(char *dest?? char *src?? const char *oldstr?? const char *newstr?? size_t len)
	{
	/* @param char* dest ?????????滻????′?
	* @param const char* src ???????????滻???????
	* @param const char* oldstr ?????????????滻?????
	* @param const char* newstr ?μ????
	* @param int len ??????滻???len?????*/
	//???λ?????
	char *needle;
	//????????
	char *tmp;
	//?????????????????
	if(strcmp(oldstr?? newstr)==0){
	return src;
	}
	//???????????????dest??????dest??src?????src?????????
	dest = src;
	//??????????? ???????λ?????len???????Χ??? ??????滻?? ??????????
	while((needle = (char *) strstr(dest?? oldstr)) && (needle -dest <= len)){
	//?????μ???: +1 ?????????β??'
					