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<?php class SubObject { static $instances = 1; public $instance; public function __construct() { $this->instance = ++self::$instances; } public function __clone() { $this->instance = ++self::$instances; } } class MyCloneable { public $object1; public $object2; function _clone() { $this->object1 = clone ($this->object1); } } $obj = new MyCloneable(); $obj->object1 = new SubObject(); $obj->object2 = new SubObject(); $obj2 = clone $obj; function iterateObject($input) { if (is_int($input)) echo "[instance] => ".$input."\n"; else foreach ($input as $val) iterateObject($val); } iterateObject($obj); iterateObject($obj2);
Output for git.master, git.master_jit, rfc.property-hooks
[instance] => 2 [instance] => 3 [instance] => 2 [instance] => 3

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