3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace NS { use \E as A\B; abstract class C { } } namespace { use NS\C as ABC; class E { } echo ABC::cLaSs . PHP_EOL; echo E::claSS; }

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)
5.6.80.0000.07020.28
5.5.240.0270.07720.23
5.4.400.0370.05718.77
5.4.390.0270.06018.72
5.4.380.0370.07718.69
5.4.370.0430.05318.46
5.4.360.0300.05318.56
5.4.350.0400.05018.84
5.4.340.0270.06318.51
5.4.320.0400.05318.52
5.4.310.0330.05318.46
5.4.300.0370.06018.76
5.4.290.0430.07018.52
5.4.280.0300.06318.58
5.4.270.0400.06018.80
5.4.260.0570.05718.59
5.4.250.0200.07318.73
5.4.240.0200.05718.68
5.4.230.0170.07318.82
5.4.220.1300.07318.68
5.4.210.1030.05718.51
5.4.200.3500.04316.61
5.4.190.0970.05718.48
5.4.180.0370.04718.70
5.4.170.3000.06318.77
5.4.160.0400.04718.79
5.4.150.0400.04718.54
5.4.140.0270.06716.21
5.4.130.0330.06716.29
5.4.120.0330.04316.20
5.4.110.0500.06316.32
5.4.100.0330.06716.25
5.4.90.0300.06716.19
5.4.80.0300.04716.40
5.4.70.0500.05316.31
5.4.60.0470.04716.27
5.4.50.0300.05316.28
5.4.40.0130.05716.13
5.4.30.0100.05316.21
5.4.20.0430.04716.15
5.4.10.0100.06316.29
5.4.00.0130.05015.72
5.3.290.0500.06714.61
5.3.280.0400.06714.50
5.3.270.0430.07314.61
5.3.260.0370.06014.59
5.3.250.0430.05014.71
5.3.240.0430.05014.70
5.3.230.0430.05714.51
5.3.220.0330.05314.56
5.3.210.0500.05314.52
5.3.200.0300.05714.59
5.3.190.0500.05714.57
5.3.180.0500.05014.47
5.3.170.0430.05714.54
5.3.160.0430.04314.46
5.3.150.0270.08014.49
5.3.140.0370.07014.47
5.3.130.0330.07314.46
5.3.120.0370.07014.53
5.3.110.0400.05714.60
5.3.100.0330.06014.04
5.3.90.0300.06714.06
5.3.80.0430.06714.00
5.3.70.0470.05313.99
5.3.60.0430.04713.99
5.3.50.4930.04313.84
5.3.40.0370.04713.92
5.3.30.0200.05713.89
5.3.20.0300.05313.59
5.3.10.0230.05313.57
5.3.00.0270.05313.72
5.2.170.0270.04311.11
5.2.160.0370.03311.30
5.2.150.0300.04311.17
5.2.140.0330.03711.10
5.2.130.0200.05011.05
5.2.120.0300.04311.05
5.2.110.0130.04311.05
5.2.100.0130.03311.11
5.2.90.0070.04311.09
5.2.80.1500.04311.01
5.2.70.1170.04311.13
5.2.60.1070.04311.02
5.2.50.0930.05711.16
5.2.40.0870.04010.99
5.2.30.0700.05010.95
5.2.20.0800.03310.87
5.2.10.0870.03710.96
5.2.00.0600.03710.74
5.1.60.0870.0239.95
5.1.50.0670.02710.01
5.1.40.0630.0339.99
5.1.30.0570.04010.35
5.1.20.0630.04010.48
5.1.10.0570.04310.19
5.1.00.0600.04010.09
5.0.50.0270.0338.58
5.0.40.0330.0308.42
5.0.30.0430.0438.25
5.0.20.0470.0238.19
5.0.10.0500.0378.29
5.0.00.0330.0438.19
4.4.90.0370.0235.90
4.4.80.0370.0275.89
4.4.70.0400.0275.92
4.4.60.0400.0275.86
4.4.50.0600.0305.88
4.4.40.0630.0475.91
4.4.30.0700.0275.89
4.4.20.0370.0235.95
4.4.10.0430.0205.93
4.4.00.0400.0375.91
4.3.110.0400.0205.83
4.3.100.0270.0275.83
4.3.90.0400.0275.81
4.3.80.0230.0435.80
4.3.70.0470.0275.77
4.3.60.0730.0235.93
4.3.50.0600.0275.76
4.3.40.0630.0435.79
4.3.30.0130.0234.54
4.3.20.0170.0204.57
4.3.10.0200.0234.48
4.3.00.0000.0276.87

preferences:
143 ms | 1394 KiB | 7 Q