3v4l.org

run code in 300+ PHP versions simultaneously
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Output for 5.4.0, 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.19, 8.4.1 - 8.4.5
array ( 0 => 12, 1 => 'jan', )

preferences:
178.09 ms | 411 KiB | 5 Q