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<?php class Test { public $test; public $test2; public function serialize() { return serialize($this); } } $o = new Test(); $o->test = "aaaa"; $o->test2 = "bbbbb"; echo $o->serialize();
Output for git.master, git.master_jit, rfc.property-hooks
O:4:"Test":2:{s:4:"test";s:4:"aaaa";s:5:"test2";s:5:"bbbbb";}

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