nk-lihaink-cn/app/admin/validate/ConfCheck.php

<?php
namespace app\admin\validate;
use think\Validate;

class ConfCheck extends Validate
{
    protected $rule = [
        'title'       => 'require|unique:config',
        'name'        => 'require|unique:config'
    ];

    protected $message = [
        'title.require'     => '配置名称不能为空',
        'name.require'      => '配置标识不能为空',
        'title.unique'      => '同样的配置名称已经存在',
        'name.unique'       => '同样的配置标识已经存在'
    ];
}