方法一

yii2一次插入多行数据 /**     * @inheritdoc  批量添加     * @params   $add  array 添加数据     */    public function add_all($add)    {      $connection = \Yii::$app->db;      //数据批量入库      $connection->createCommand()->batchInsert(        'zss_stat_series',        ['series_name','series_turnover','created_at'],//字段        $add      )->execute();    }

$model = new User();foreach($data as $attributes){     $_model = clone $model;     $_model->setAttributes($attributes);     $_model->save();}

$model = new User();foreach($data as $attributes){      $model->isNewRecord = true;      $model->setAttributes($attributes);      $model->save() && $model->id=0;}