<?php
namespace app\validate;

use think\Validate;

class Message extends Validate
{
    protected $rule = [
        'username|联系人' => 'require|length:1,64',
        'tel|联系电话' => 'require|checkTel',
        'email|邮箱' => 'email',
        'content|留言内容' => 'length:1,120'
    ];
    protected $message = [
        'username.require' => '联系人不能为空',
        'tel' => '联系方式错误',
        'content.require' => '问题描述不能为空',

    ];
    // 自定义验证规则
    protected function checkTel($value, $rule, $data=[])
    {
        if(preg_match("/^1[345789]\d{9}$/", $value)){
            return true ;
        }
        return false;
    }

}