自动加载类案例

<?php
//include  'public/Car.php';
//include  'public/Mobile.php';

//自动加载器
spl_autoload_register(function($className){
    require  'public/'.$className.'.php';
});


$car = new Car();
$mobile = new Mobile('苹果','ip8plus',6800);

echo $car->brand.$car->model.$car->price,"<br>";
echo $mobile->brand.$mobile->model.$mobile->price,"<br>";


?>