优化上传文件代码

frontend/controllers/CommonController.php

@@ -365,6 +365,8 @@ class CommonController extends \yii\web\Controller
     }
 
     public function actionUpload(){
+        set_time_limit(0);
+        ini_set('memory_limit', '3072M');
         Yii::$app->response->format = Response::FORMAT_JSON;
         $request = Yii::$app->request;
         $data = array();