lanjingling/application/common/validate/UserCar.php

<?php

namespace app\common\validate;
use think\Validate;

class UserCar extends Validate
{
    // 验证规则
    protected $rule = [
        'id' => 'require|number',
        'car_number' => 'require|max:64',
        'car_model' => 'require|max:128',
    ];

    // 验证提示
    protected $message = [
        'id.require' => '请输入车辆ID',
        'id.number' => '您输入的车辆ID，必须是数字类型',
        'car_number.require' => '请输入车牌号',
        'car_number.max' => '您输入的车牌号，必须小于64字符',
        'car_model.require' => '请输入车辆型号',
        'car_model.max' => '您输入的车辆型号，必须小于128字符',
    ];

    // 应用场景
    protected $scene = [
        'add' => ['car_number', 'car_model'],
        'edit' => ['id','car_number', 'car_model'],
    ];
}