qimall/addons/QiDingDong/common/expand/sdk/qidingdong/ModelInterface.php

<?php

namespace addons\QiDingDong\common\expand\sdk\qidingdong;

interface ModelInterface
{
    public function toArray();

    /**
     * @param array $data
     * @return string
     */
    public function valid(array $data);
}