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<?php class Singleton{ private static $instance; private function __construct(){} public static function instance() { if (is_null(self::$instance)){ self::$instance = new static; } return self::$instance; } } $obj1 = Singleton::instance(); $obj2 = Singleton::instance(); var_dump(spl_object_hash($obj1), spl_object_hash($obj2)); $closure = function(){ return clone $this->instance; }; $cloner = $closure->bindTo($obj1, 'private'); $obj3 = $cloner(); var_dump(spl_object_hash($obj3);
Output for 5.3.0 - 5.4.30
Parse error: syntax error, unexpected ';' in /in/ClWgr on line 46
Process exited with code 255.