<? php//將timestamp，nonce，token按字典序排序 $timestamp ?= $_GET['timestamp']; $nonce ? ?= $_GET['nonce']; $token ? ?= 'TOKEN'; $signature = $_GET['signature']; $echostr = $_GET['echostr'] $arr = array($timestamp,$nonce,$token); sort($arr,SORT_STRING); //將排序后的數(shù)組拼接成字符串 $tmpstr =implode($arr); $tmpstr =sha1($tmpstr); //將加密后的字符串進(jìn)行對(duì)比 if($tmpstr == $signature) { echo $echostr; exit; }