3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Null { } $n = new Null; var_dump($n);

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)
5.6.280.0000.07721.07
5.6.210.0000.08020.47
5.6.200.0070.08018.21
5.6.190.0100.08720.61
5.6.180.0270.04020.61
5.6.170.0430.07020.62
5.6.160.0100.05320.47
5.6.150.0070.04318.29
5.6.140.0070.05018.18
5.6.130.0130.06318.17
5.6.120.0100.03720.99
5.6.110.0100.07721.03
5.6.100.0130.08020.89
5.6.90.0070.04321.02
5.6.80.0130.07720.39
5.5.350.0230.07320.43
5.5.340.0070.07718.08
5.5.330.0100.08320.26
5.5.320.0330.05720.20
5.5.310.0230.07020.26
5.5.300.0070.04718.08
5.5.290.0070.05318.08
5.5.280.0070.08320.64
5.5.270.0130.06320.74
5.5.260.0070.08320.87
5.5.250.0030.04020.58
5.5.240.0030.07020.15
5.4.450.0630.06019.17
5.4.440.0200.06319.17
5.4.430.0070.06019.55
5.4.420.0130.05019.56
5.4.410.0100.05319.44
5.4.400.0130.04719.23
5.4.390.0100.05019.07
5.4.380.0200.06319.06
5.4.370.0170.05018.52
5.4.360.0200.04718.61
5.4.350.0200.05018.57
5.4.340.0130.05718.86
5.4.320.0200.05018.80
5.4.310.0230.04318.50
5.4.300.0100.05718.84
5.4.290.0230.04718.74
5.4.280.0200.04718.79
5.4.270.0170.05018.71
5.4.260.0170.05018.54
5.4.250.0230.04318.64
5.4.240.0130.06018.52
5.4.230.0200.04718.75
5.4.220.0200.05018.62
5.4.210.0170.05018.57
5.4.200.0200.04716.51
5.4.190.0130.05318.47
5.4.180.0130.06018.82
5.4.170.0200.07718.68
5.4.160.0200.05018.74
5.4.150.0230.07018.67
5.4.140.0200.04716.46
5.4.130.0300.06016.44
5.4.120.0300.06016.25
5.4.110.0200.06716.44
5.4.100.0130.05316.29
5.4.90.0130.05716.19
5.4.80.0200.04316.36
5.4.70.0300.04016.25
5.4.60.0200.06316.39
5.4.50.0270.06016.41
5.4.40.0270.04716.16
5.4.30.0170.04716.23
5.4.20.0100.05716.40
5.4.10.0200.05016.24
5.4.00.0200.04715.76
5.3.290.0100.06014.71
5.3.280.0130.05714.71
5.3.270.0200.06014.65
5.3.260.0170.05314.72
5.3.250.0170.05014.73
5.3.240.0130.05714.73
5.3.230.0230.04714.61
5.3.220.0170.05014.78
5.3.210.0070.06314.74
5.3.200.0170.05014.59
5.3.190.0170.05014.77
5.3.180.0130.05314.61
5.3.170.0200.05314.61
5.3.160.0130.05714.60
5.3.150.0270.03714.59
5.3.140.0100.05314.65
5.3.130.0130.05314.52
5.3.120.0270.04314.71
5.3.110.0130.06014.64
5.3.100.0230.05314.07
5.3.90.0100.05014.23
5.3.80.0100.05014.06
5.3.70.0130.04714.07
5.3.60.0130.04714.10
5.3.50.0130.04714.11
5.3.40.0100.06713.96
5.3.30.0100.04713.92
5.3.20.0170.05313.90
5.3.10.0070.05013.70
5.3.00.0030.05713.74
5.2.170.0630.04011.16
5.2.160.0630.04311.14
5.2.150.0670.04311.18
5.2.140.0670.04311.14
5.2.130.0670.04011.17
5.2.120.0670.04011.14
5.2.110.0630.04311.11
5.2.100.0700.04011.16
5.2.90.0670.04011.19
5.2.80.0630.04311.19
5.2.70.0570.04711.11
5.2.60.0670.05011.27
5.2.50.0630.04011.11
5.2.40.0530.04011.11
5.2.30.0700.02710.99
5.2.20.0470.04710.96
5.2.10.0530.04310.84
5.2.00.0500.04310.73
5.1.60.0530.03310.06
5.1.50.0530.03310.12
5.1.40.0530.03010.01
5.1.30.0530.03710.42
5.1.20.0570.03310.56
5.1.10.0470.05010.19
5.1.00.0500.03710.25
5.0.50.0300.0278.74
5.0.40.0400.0508.49
5.0.30.0370.0438.33
5.0.20.0230.0338.21
5.0.10.0270.0338.21
5.0.00.0300.0408.36
4.4.90.0270.0235.93
4.4.80.0300.0306.00
4.4.70.0370.0175.99
4.4.60.0270.0235.88
4.4.50.0370.0175.89
4.4.40.0230.0375.86
4.4.30.0300.0205.88
4.4.20.0300.0205.95
4.4.10.0370.0235.96
4.4.00.0300.0405.94
4.3.110.0200.0305.85
4.3.100.0370.0205.84
4.3.90.0330.0205.82
4.3.80.0300.0335.79
4.3.70.0300.0205.79
4.3.60.0370.0135.89
4.3.50.0330.0275.86
4.3.40.0270.0375.77
4.3.30.0200.0274.57
4.3.20.0170.0304.66
4.3.10.0170.0304.51
4.3.00.0130.0306.85

preferences:
149.4 ms | 1719 KiB | 7 Q