自动加载案例联系

<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2019/5/14
 * Time: 11:21
 */

class Car
{
    public $brand;
    public $model;
    public $price;
    public function __construct($brand,$model,$price)
    {
        $this->brand=$brand;
        $this->model=$model;
        $this->price=$price;
    }
}
//$car=new Car('马自达','CX-4',200000);

<?php
//include 'pubic/Car.php';
spl_autoload_register(function ($className){
    include 'pubic/'.$className.'.php';
});
$car=new Car('马自达','CX-4',180000);
echo $car->brand.$car->model.':'.$car->price;