thinkphp-butter/app/validate/GridAdd.php

<?php

namespace app\validate;

use think\Validate;

class GridAdd extends Validate
{
    protected $rule =   [
        'xzqdm'  => 'require',
        'grid_name'   => 'require',
        'grid_level'   => 'require'

    ];

    protected $message  =   [
        'xzqdm.require' => '行政区代码不为空',
        'grid_name.require'     => '网格点名称不为空',
        'grid_level.require'     => '网格点级别不能为空'
    ];

}