显示信息提示用户时，可以用setFlash，hasFlash，getFlash
function actionOk() { Yii::app()->user->setFlash(‘success‘, ‘Everything went fine!‘); $this->redirect(‘index‘); } function actionBad() { Yii::app()->user->setFlash(‘error‘, ‘Everything went wrong!‘); $this->redirect(‘index‘); }
原文：http://www.cnblogs.com/baby123/p/4847660.html