drb/app/Model/Customer.php

<?php

namespace App\Model;

use Illuminate\Database\Eloquent\Model;

class Customer extends Model
{
    protected $table = "customer"; //指定表
    const CREATED_AT = 'crt_time';
    const UPDATED_AT = 'upd_time';
    protected $dateFormat = 'U';
    const Model_type_one = 1; // 基础模板
    const Model_type_two = 2; // T9二手车客户模板
    public static $model_type = [
        self::Model_type_one,
        self::Model_type_two
    ];
}