3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data='a:1:{i:0;S:17:"\00\01\00\00AAAA\00\01\01\00\01\00\0B\BC\CC";}'; echo unserialize($data); ?> ~ ~ ~ ~

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21.91 ms | 402 KiB | 5 Q