3v4l.org

run code in 300+ PHP versions simultaneously
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Output for 5.6.38, 7.1.0 - 7.1.22, 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
<pre>Array ( [item-1] => item-child-2 [item-2] => item-child-3 [item-3] => item-child-1 )
preferences:
149.25 ms | 412 KiB | 5 Q