yii2缓存Cache

<?php
namespace frontend\controllers;
use Yii;
use frontend\models\LoginForm;
class IndexController extends \yii\web\Controller
{
	
	public function actionSite()
	{
	//设置缓存
		/*Yii::$app->cache->set("name",666);
		//获取缓存
		echo Yii::$app->cache->get("name");*/
		//删除缓存
		Yii::$app->cache->delete("name");
		//获取缓存
		echo Yii::$app->cache->get("name");
	}

}