public function delete()
{
$result = array("error" => 1, "message" => "Request failed");
if ($_POST['userId'] != null) {
$user = UserModel::getUserByUserId(intval($_POST['userId']));
if ($user) {
$user->delete();
}
$result['error'] = 0;
$result['message'] = '删除账户成功!';
}
return $result;
}