公众号/小程序更改token

public function token()

{

$token = 'token';//微信-客服消息TOKEN（令牌）微信要更改的token必须是这个

$signature = $_GET["signature"];

$timestamp = $_GET["timestamp"];

$nonce = $_GET["nonce"];

 

$tmpArr = array($token, $timestamp, $nonce);

sort($tmpArr, SORT_STRING);

$tmpStr = implode($tmpArr);

$tmpStr = sha1($tmpStr);

 

if ($tmpStr == $signature) {

echo $_GET['echostr'];

} else {

echo '对不起，你程序出错了';

}

}