mingde-bd/application/common/validate/MateCate.php

<?php

namespace app\common\validate;

use think\Db;
use think\Validate;

class MateCate extends Validate
{
    /**
     * 定义验证规则
     * 格式：'字段名' =>  ['规则1','规则2'...]
     *
     * @var array
     */
    protected $rule = [
        'title|名称'  =>  'require',
    ];

    /**
     * 定义错误信息
     * 格式：'字段名.规则名' =>  '错误信息'
     *
     * @var array
     */
    protected $message = [];

}