public function getItem($id)
	{
		return array_key_exists($id, $this->ids) ? $this->ids[$id] : null;
	}
public function getItem($id)
	{
		return array_key_exists($id, $this->ids) ? $this->ids[$id] : null;
	}
public function getItem ( $ id ) { return array_key_exists ( $ id , $ this -> ids ) ? $ this -> ids [ $ id ] : null ; }
Get an item from the collection.

@param  string $id

@return \anlutro\Menu\Nodes\NodeInterface|null
Get an item from the collection .