3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Hi { public string $message; public function hi() { $this->message = "hi"; } } final class Hello extends Hi { public $message; public function hello() { return $this->message; } }

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)
8.2.00.0120.00517.49
8.1.130.0100.00717.36
8.1.120.0170.00017.37
8.1.110.0090.00917.44
8.1.100.0110.00617.41
8.1.90.0150.00317.29
8.1.80.0090.00717.44
8.1.70.0000.01017.28
8.1.60.0190.00017.51
8.1.50.0120.00817.39
8.1.40.0100.00717.38
8.1.30.0160.00517.52
8.1.20.0160.00317.52
8.1.10.0190.00017.41
8.1.00.0200.00017.33
8.0.260.0160.00017.13
8.0.250.0100.00717.13
8.0.240.0080.00817.13
8.0.230.0110.00617.13
8.0.220.0150.00017.13
8.0.210.0110.00717.13
8.0.200.0110.00517.13
8.0.190.0000.01617.13
8.0.180.0110.00617.13
8.0.170.0110.00417.13
8.0.160.0140.00317.13
8.0.150.0120.00317.13
8.0.140.0080.00817.13
8.0.130.0130.00317.13
8.0.120.0040.01217.13
8.0.110.0050.01117.13
8.0.100.0130.00317.13
8.0.90.0130.00317.13
8.0.80.0160.00017.13
8.0.70.0140.00417.13
8.0.60.0110.00617.13
8.0.50.0100.00517.13
8.0.30.0000.01617.13
8.0.20.0080.00817.13
8.0.10.0100.00517.13

preferences:
145.16 ms | 1000 KiB | 7 Q