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@ 2014-10-25T23:52:17Z

<?php

${'petsound'["cat"]} = "meow";
var_dump($petsound);
$petsound{"dog"} = "bark";
var_dump($petsound);

Output
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var_dump: documentation ( source)

preferences:dark modelive preview

38.02 ms | 402 KiB | 5 Q