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<?php $arr = array('one', 'two', 'three', array('four', 'five')); var_dump(dechex(fb_serialize($arr)));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Call to undefined function fb_serialize() in /in/uo81h:5 Stack trace: #0 {main} thrown in /in/uo81h on line 5
Process exited with code 255.

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