abstract：<?php class DB{ public function connect() { return '鏈接數(shù)據(jù)庫(kù)！'; } } class Validate{ public function check() { return '驗(yàn)證成功!'; }
<?php
class DB{
public function connect()
{
return '鏈接數(shù)據(jù)庫(kù)！';
}
}
class Validate{
public function check()
{
return '驗(yàn)證成功!';
}
}
class Login{
public function success()
{
return '登錄成功!';
}
}
class Container{
public $bind = [];
public function bind($abstract, Closure $process){
$this->bind[$abstract] = $process;
}
public function make($abstract, $params=[]){
return call_user_func_array($this->bind[$abstract], []);
}
}
class Facade{
protected static $container = null;
public static function initialize(Container $container)
{
self::$container = $container;
}
public static function connect(){
return self::$container->make('DB')->connect();
}
public static function check(){
return self::$container->make('Validate')->check();
}
public static function success(){
return self::$container->make('Login')->success();
}
}
$container = new Container();
$container->bind('DB', function(){
return new DB();
});
$container->bind('Validate', function(){
return new Validate();
});
$container->bind('Login', function(){
return new Login();
});
Facade::initialize($container);
echo Facade::connect();
echo '<br>';
echo Facade::check();
echo '<br>';
echo Facade::success();
// echo $container->make('DB')->connect();
// echo '<br>';
// echo $container->make('Validate')->check();
// echo '<br>';
// echo $container->make('Login')->success();案例描述：
先用容器對(duì)登陸操作進(jìn)行解耦
再通過(guò)Facade門(mén)面對(duì)操作進(jìn)一步簡(jiǎn)化。讓用戶知其然不知其所以然。