screen/application/admin/validate/Sender.php

<?php

namespace app\admin\validate;

use think\Validate;

class Sender extends Validate
{
    /**
     * 验证规则
     */
    protected $rule = [
        'username|用户名' => 'require|unique:user',
        'company|公司' => 'require',
        'nickname|昵称' => 'require|unique:user',
        'password|密码' => 'require|regex:\S{6,32}',
        'mobile|手机号'   => 'require',
    ];
}