qimall/addons/UnionPay/common/service/BaseService.php

<?php
namespace addons\UnionPay\common\service;

use yii\base\BaseObject;

class BaseService extends BaseObject
{
    /**
     * @var string
     */
    public $error = '';

    /**
     * @var int
     */
    public $mall_id;


    public function __construct ($config = [])
    {
        if(empty($config)){
            parent::__construct([]);
        }else{
            foreach ($config as $key => $val) {
                if (property_exists($this, $key)) {
                    $this->{$key} = $val;
                }
            }
        }

    }

    public function error($msg):bool {
        $this->error = $msg;
        return false;
    }
}