hx-mini-api/app/validate/saas/PrintValidate.php

<?php

namespace app\validate\saas;

use think\Validate;

class PrintValidate extends Validate
{


    protected $rule = [
        "name"          => "require",
        "sn"            => "require",
        "device_key"    => "require"
    ];


    protected $message = [
        "name.require"      => "请输入打印机名称",
        "sn.require"        => "请输入打印机序列号",
        "device_key.require"=> "请输入设备密钥"
    ];

    protected $scene = [
        "edit" => ['sn']
    ];

}