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<?php class Item { public static function newWithParent(Item $parent) { $item = new Item(); $item->parent = $parent; return $item; } private $parent; public function getParent() { return $parent; } } $item = Item::newWithParent(Item::newWithParent(Item::newWithParent(new Item()))); // Basically it's this now: {"parent":{"parent":{"parent":{"parent":null}}}} // I want to set that null value do { $item = $item->getParent(); if ($item->getParent() === null) { $item =& Item::newWithParent($item); break; } } while (true); var_dump($item);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $parent in /in/kRiTG on line 15 Fatal error: Uncaught Error: Call to a member function getParent() on null in /in/kRiTG:24 Stack trace: #0 {main} thrown in /in/kRiTG on line 24
Process exited with code 255.

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