Système d'upload [1]

<?php
    require_once 'Upload.php';
    $Upload = new upload();
    echo $Upload->create_form('Upload_Form.php','Envoyer');
    if(isset($_FILES) AND !empty($_FILES['img'])){
    echo $Upload->check($_FILES['img']['tmp_name'],$_FILES ['img']['name'],"files/",array("jpg","png","gif",));
    }
?>