<?php

$the_host = $_SERVER['HTTP_HOST'];//取得当前域名

$request_uri = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '';//判断地址后面是否有参数

if($the_host == 'baidu.com')//把这里的域名换上你想要的

{

header('HTTP/1.1 301 Moved Permanently');//发出301头部

header('Location: http://www.baidu.com'.$request_uri);//跳转到你希望的地址格式

}

//实例应用

$the_host = $_SERVER['HTTP_HOST'];

$request_uri = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '';

if($the_host == 'www.ximengmanong.com'||$the_host == 'www.moumoumou.com')

{

header('HTTP/1.1 301 Moved Permanently');

header('Location: https://www.ximengmanong.com'.$request_uri);

}

?>