xyzshop/helper/refill/api/xyz/rsanfang/config.php

<?php


namespace refill\rsanfang;

use mtopcard;
class config
{
    const ORDER_URL = '';
    const QUERY_URL= '';
    const BALANCE_URL = '';

    const NOTIFY_URL = BASE_SITE_URL . "/mobile/callback/refill_rsanfang.php";

    const ExtHeaders = ['Content-Type:application/x-www-form-urlencoded;'];

}