public function catupdate($cat_id)
{
$category = new \Model\CategoryModel();
if (!empty($_POST)) {
//收集表单数据
$info = $category->create();
$result = $category->save($info);
if ($result) {
//跳转
$this->redirect('category', array(), 2, '修改分类成功');
}
}
$par_info = $category->where("parent_id=0")->select();
$this->assign('par_info', $par_info);
$info = $category->find($cat_id);
$this->assign('info', $info);
$this->display();
}
