Yii 清理缓存

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();
	}