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run code in 300+ PHP versions simultaneously
<?php $a = new stdClass(); $b = new stdClass(); $a->b = $b; echo serialize(array( 'a' => $a, 'b' => $b, ));
Output for git.master, git.master_jit, rfc.property-hooks
a:2:{s:1:"a";O:8:"stdClass":1:{s:1:"b";O:8:"stdClass":0:{}}s:1:"b";r:3;}

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