<?php
/*****************************************************
*
* isProxy
* check whether client is under Proxy or not
* $_SERVER['HTTP_X_FORWARDED_FOR'] is pivotal here
* if client is under Proxy, returns true
* if client is not under Proxy, returns false
*
*****************************************************/
function isProxy(){
return (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) ? true : false;
}
?>
PHP怎么学习？PHP怎么入门？PHP在哪学？PHP怎么学才快？不用担心，这里为大家提供了PHP速学教程(入门到精通)，有需要的小伙伴保存下载就能学习啦！
广告Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号
6255
收藏
