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run code in 300+ PHP versions simultaneously
<?php shuffle(1,2,3,4);
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.21
Fatal error: Only variables can be passed by reference in /in/Zpkod on line 3
Process exited with code 255.

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75.89 ms | 402 KiB | 55 Q