php用header函数实现301跳转代码实例_PHP教程

PHP 301跳转的小代码

复制代码 代码如下:

 $the_host = $_SERVER['HTTP_HOST'];
 $request_uri = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '';
 if($the_host !== 'www.jb51.net')
 {
     //echo $_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'];
    header('HTTP/1.1 301 Moved Permanently');
    header('Location: http://www.jb51.net' . $_SERVER['PHP_SELF']  . $request_uri);
 }
?>

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