jQ AJAX文件上传表单 jQuery AJAX文件上传表单代码下载.zip

<?php // A list of permitted file extensions $allowed = array('png', 'jpg', 'gif','zip'); if(isset($_FILES['upl']) && $_FILES['upl']['error'] == 0){ $extension = pathinfo($_FILES['upl']['name'], PATHINFO_EXTENSION); if(!in_array(strtolower($extension), $allowed)){ echo '{"status":"error"}'; exit; } if(move_uploaded_file($_FILES['upl']['tmp_name'], 'uploads/'.$_FILES['upl']['name'])){ echo '{"status":"success"}'; exit; } } echo '{"status":"error"}'; exit;