--TEST-- __serialize() mechanism (001): Basics --FILE-- $this->prop, 42 => $this->prop2]; } public function __unserialize(array $data) { $this->prop = $data["value"]; $this->prop2 = $data[42]; } } $test = new Test; $test->prop = "foobar"; $test->prop2 = "barfoo"; var_dump($s = serialize($test)); var_dump(unserialize($s)); ?> --EXPECT-- string(58) "O:4:"Test":2:{s:5:"value";s:6:"foobar";i:42;s:6:"barfoo";}" object(Test)#2 (2) { ["prop"]=> string(6) "foobar" ["prop2"]=> string(6) "barfoo" }