3v4l.org

run code in 500+ PHP versions simultaneously
<?php class SomeClass { public function run() { $value = $this->some_call(); } #[\NoDiscard] private function some_call() { } } (new SomeClass())->run();

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.5.30.0100.00816.72
8.4.90.0140.00617.79
8.3.180.0030.00416.62
8.3.50.0060.00216.74
preferences:
43.53 ms | 500 KiB | 5 Q