Php取扩展名

Php取扩展名

/**

* 取扩展名

*/

function getext($url){

    $base = parse_url($url);

    $name = basename($base['path']);

    $ext = explode('.',$name);

    var_dump($ext[count($ext)-1]);

}

$url = 'https://www.baidu.com/game/tkdz.php?id=1.5';

getext($url);