On Sat, Jan 10, 2009 at 4:31 PM, Nathan Rixham <nrixham@xxxxxxxxx> wrote: > Evening All, > > Not too often I ask a question here, but here goes; > > I'm making an "Object" class which all of my other classes extend, and I > need each instance to have it's own unique id, seemed simple but it's harder > than I thought (the difficulty is when it comes to deciding the syntax). checkout spl_object_hash() http://php.net/function.spl_object_hash -nathan