<?php//时间变成多少分钟前functionget_long_time($date){$curr=time();$date&nbsp;=&nbsp;strtotime($dat...

<?phpfunctiongenerateRandomString($length=10){$characters=&039;0123456789abcdefghijklmnopqrstuvwxyzABCDEF...

第一、PHP方法preg_match("/^[0-9a-zA-Z]+@(([0-9a-zA-Z]+)[.])+[a-z]{2,4}$/i",$email );使用方法：<?phpfunction isEmail($em...

<?phpfunctionlogResult($str=&039;&039;){$fp=fopen("log.txt","a");flock($fp,L...