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<?php class Singleton { private static $instance = null; final private function __construct() {} final private function __clone() {} public static function getInstance() { if (!self::$instance) { self::$instance = new self; } return self::$instance; } } $oneInstance = Singleton::getInstance(); $creator = function () { return new self(); }; $secondInstance = $creator->bindTo(null, 'Singleton')->__invoke(); var_dump($oneInstance, $secondInstance);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Private methods cannot be final as they are never overridden by other classes in /in/QoKp9 on line 8 object(Singleton)#1 (0) { } object(Singleton)#4 (0) { }

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