3v4l.org

run code in 300+ PHP versions simultaneously
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Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.18, 8.4.1 - 8.4.4
hello via regular hello via __invoke Array ( [0] => bind [1] => bindTo [2] => call [3] => fromCallable )

preferences:
69.06 ms | 411 KiB | 5 Q