project/app/admin/model/UserRole.php

<?php
declare (strict_types = 1);

namespace app\admin\model;

use think\Model;

/**
 * @mixin \think\Model
 */
class UserRole extends Model
{
	public static function GetRoleIdByCompnyNoAndUid($companyNo,$uid){
	    return self::where([
	        'uid' => $uid,
	        'companyNo' => $companyNo,
	        'is_del' => 0])
	        ->value('role_id','');
    }
}