3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { use Some; function bar () { echo "this is bar" . PHP_EOL; } } trait Some { function useBar() { echo "using parent bar function" . PHP_EOL; $this->bar(); } } (new Foo())->useBar();

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)
8.3.60.0160.00618.14
8.3.50.0090.00620.28
8.3.40.0060.00820.33
8.3.30.0120.00318.59
8.3.20.0000.00824.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.180.0100.00725.92
8.2.170.0110.00818.96
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0070.00026.16
8.2.110.0100.00020.39
8.2.100.0030.00620.48
8.1.280.0130.00325.92
8.1.270.0130.00024.66
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00018.51
8.1.230.0090.00318.48
8.1.100.0000.00817.33

preferences:
28.64 ms | 400 KiB | 5 Q