3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public function isOk() { return true; } public function isFalse() { return false; } } class SecondClass { function test() { (new Test)->isOk(); var_dump(debug_backtrace()); } } $c = new SecondClass; $c->test();

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)
8.3.70.0130.00916.58
8.3.60.0140.00718.55
8.3.50.0170.00320.34
8.3.40.0120.00320.42
8.3.30.0060.01018.58
8.3.20.0020.00524.18
8.3.10.0040.00424.66
8.3.00.0000.00826.16
8.2.190.0150.00016.58
8.2.180.0110.00625.92
8.2.170.0150.00618.90
8.2.160.0060.01322.96
8.2.150.0050.00225.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00519.82
8.2.110.0060.00320.57
8.2.100.0050.00522.25
8.1.280.0150.00325.92
8.1.270.0040.00424.66
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0090.00018.48
8.1.230.0060.00318.44
8.1.90.0050.00317.35

preferences:
49.09 ms | 401 KiB | 5 Q