create(7)); check::classname("Product", $factory->create(7, 6)); check::classname("Product", $factory->create("test")); check::classname("Product", $factory->create("test", 2)); check::isnull($factory->create(0), "create(0) should be NULL"); check::isnull($factory->create(7, -1), "create(7, -1) should be NULL"); check::isnull($factory->create(0, -1), "create(0, -1) should be NULL"); check::isnull($factory->create("bad", -1), "create(\"bad\", -1) should be NULL"); ?>