Yii 清理缓存

html:

 <button onclick="clearCache()">ClearCache</button>  

js:

 function clearCache()
 {
     $.get('../eng/index.php?r=site/clear&'+new Date().getTime(),function(){
         alert('Clear eng cache ok.');
     });

 }

php:

public function actionClear()
    {
        Yii::app()->cache->flush();
    }