3v4l.org

run code in 300+ PHP versions simultaneously
<?php class O_B {} class O_A extends O_B { function __construct() { echo __CLASS__; } function oioi() { echo "arara"; } } function ff($classname) { echo 'class:' . $classname; } class_alias('O_A', 'A'); spl_autoload_register ('ff'); new A()->oioi();

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)
5.4.240.0100.05018.90
5.4.230.0170.04718.63
5.4.220.0100.07719.09
5.4.210.0070.05318.95
5.4.200.0270.06318.85
5.4.190.0030.05318.63
5.4.180.0030.07718.77
5.4.170.0070.04719.01
5.4.160.0070.05719.00
5.4.150.0170.04718.73
5.4.140.0070.05016.61
5.4.130.0030.04716.41
5.4.120.0070.05316.44
5.4.110.0100.04716.44
5.4.100.0170.05716.44
5.4.90.0130.04016.68
5.4.80.0170.06016.48
5.4.70.0330.07316.53
5.4.60.0230.05016.63
5.4.50.0400.04716.16
5.4.40.0230.04716.57
5.4.30.0270.05316.38
5.4.20.0330.04716.37
5.4.10.0730.05716.29
5.4.00.0470.05715.85
5.3.280.0130.05314.69
5.3.270.0130.06014.44
5.3.260.0070.05314.62
5.3.250.0100.04314.70
5.3.240.0070.08014.45
5.3.230.0130.05014.43
5.3.220.0000.06014.75
5.3.210.0030.05314.41
5.3.200.0130.04714.48
5.3.190.0100.06014.56
5.3.180.0170.04714.66
5.3.170.0200.05314.72
5.3.160.2000.06712.68
5.3.150.0170.05314.59
5.3.140.0100.05014.64
5.3.130.0130.05014.54
5.3.120.0100.07714.70
5.3.110.0200.08714.68
5.3.100.0270.04714.13
5.3.90.0170.05314.10
5.3.80.0170.05014.24
5.3.70.0170.05314.18
5.3.60.0170.07014.09
5.3.50.0100.06714.02
5.3.40.0230.04314.05
5.3.30.0200.04714.09
5.3.20.0270.03313.87
5.3.10.0230.04013.55
5.3.00.0130.05713.71

preferences:
141.1 ms | 1394 KiB | 7 Q