huangjingfen/pro_v3.5.1/crmeb/services/wechat/contract/ServeConfigInterface.php

<?php
// +----------------------------------------------------------------------
// | Author: ScottPan Team 
// +----------------------------------------------------------------------

namespace crmeb\services\wechat\contract;

/**
 * Interface ServeConfigInterface
 * @package crmeb\services\wechat\contract
 */
interface ServeConfigInterface
{

    /**
     * @param string $key
     * @param null $default
     * @return mixed
     */
    public function getConfig(string $key, $default = null);

}