基于psr的规范,使用和spl_autoload_register()来实现自动加载
文件结构:
|--Api
|--Account.php
|--User.php
|--Service
|--Login.php
|--User.php
|--Application.php
Application.php
<?php
use ApiUser;
use ServiceUser as User2;
class Application{
public static function main(){
self::registe();
new User();
new User2();
}
public static function registe(){
spl_autoload_register("Application::loadClass");
}
public static function loadClass($class){
$class=str_replace('\', '/', $class);
$class="./".$class.".php";
require_once $class;
}
}
Application::main();ApiUser.php
<?php
namespace Api;
use ServiceLogin;
class User{
public function construct(){
echo "User类<br/>";
new Login();
new Account();
}
}ApiAccount.php
<?php
namespace Api;
class Account{
public function construct(){
echo "Account类<br/>";
}
}ServiceLogin.php
<?php
namespace Service;
class Login{
public function construct(){
echo "Login类<br/>";
}
}ServiceUser.php
<?php
namespace Service;
class User{
public function construct(){
echo "Service下的User类<br/>";
}
}结果:

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