列表获取在在线人数的不对

@@ -97,8 +97,9 @@ class LivingController extends BaseController
             $_ret = json_decode($ret,true);
             $keys = [];
             foreach ($_ret as $k=>$row){
-                $keys[] = sprintf("%sonline_nums_room_%s",Yii::$app->params['cache_prefix'],$row['room_id']);
+                $keys[] = sprintf("%s:online_nums_room_%s",Yii::$app->params['cache_prefix'],$row['room_id']);
             }
+
             $values = call_user_func_array(array(Yii::$app->redisIm,'mget'), $keys);
             foreach ($values as $k=>$value){
                 $_ret[$k]['audience_num'] = (int)($value ? : $_ret[$k]['audience_num']);