public function upload()
{
$profiler = new Profiler();
$form = new Formation();
$form->input('hello')->label(YES);
$form->upload('file', YES)->label(YES)->rules('required|size[200KB]|allow[jpg,png,gif]');
$form->submit('Upload');
if ($form->validate()) {
echo Eight::debug($form->as_array());
}
echo $form->render();
}