screen/application/common/model/LogisticsCompany.php

<?php

namespace app\common\model;

use think\Model;

/**
 * 会员余额日志模型
 * @property string code_kd100
 */
class LogisticsCompany Extends Model
{
    public static function getNameById($id){
        return self::where('id',$id)->value('name');
    }
}