if(isset($_GET["fname"]) && isset($_GET["lname"])){
    $arr = array('script','Script','sCript','scRipt','scrIpt','scriPt','scripT','SCript','SCRipt','SCRIpt','SCRIPt','SCRIPT',
    'img','image','svg','audio','video','body');
    $re = str_replace($arr, '', $_GET['lname']);
    echo $re;
}