function get()
{
$model = Model('User');
$user = $model->get(1);
/**
* 打印数组
*/
var_dump($user->get());
$user->attach(new \App\Observer\ModelUpdate());
/**
* 修改mobile 为 13800008888
*/
$user->mobile = '18948735886';
$user->save();
//删除此条记录
//$user->delete();
}