3v4l.org

run code in 300+ PHP versions simultaneously
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Output for 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 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 ( [John] => Array ( [0] => 2 [1] => 21 [2] => 42 [3] => 62 ) [Joe] => Array ( [0] => 32 [1] => 23 [2] => 25 ) )
preferences:
163.69 ms | 413 KiB | 5 Q