1.点击下载:yii2.0-redis扩展
2.把下载的扩展文件放到vendor/yiisoft/下,命名为yii2-redis
3.修改vender/yiisoft/下的extensions.php,加入redis扩展
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 | ‘yiisoft/yii2-redis‘=>    array(        ‘name‘=> ‘yiisoft/yii2-redis‘,        ‘version‘=> ‘2.2.0.0‘,        ‘alias‘=>        array(            ‘@yii/redis‘=> $vendorDir. ‘/yiisoft/yii2-redis‘,        ),    ),<br>4.配置yii的component<br><br>‘redis‘=> [        ‘class‘=> ‘yii\redis\Connection‘,        ‘hostname‘=> ‘localhost‘,        ‘port‘=> 6379,        ‘database‘=> 0,], | 
5.这样我们的redis就配置完成了,接下来就是验证了
| 1 2 3 4 5 6 7 | publicfunctionactionIndex(){       Yii::$app->redis->set(‘test‘,‘111‘);  //设置redis缓存    echoYii::$app->redis->get(‘test‘);   //读取redis缓存    exit;    return$this->render(‘index‘);} | 
页面输出了“111”,就说明redis配置成功了
原文:http://www.cnblogs.com/jasonxiaoqinde/p/7077064.html