public function actionUpdate()
{
$values = $this->getParams();
$values['content'] = trim($values['content'], ',');
$id = $values['id'];
unset($values['id']);
$defaults = ['userid' => $this->user->id, 'username' => $this->user->login_name, 'updatetime' => time()];
$comment = new Comment();
$flag = $comment->updateComm(array_merge($values, $defaults), ['id' => $id]);
if ($flag) {
$this->redirect('/basedata/comment/index');
}
}