3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $v = ' '; $v[] = 1; $v = ''; $v[] = 1;

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).
Note: hhvm uses a JIT which only kicks in after a few runs. Since we run scripts only once, hhvm always runs slower.

VersionSystem time (s)User time (s)Memory (MiB)
7.2.60.0070.01016.63
7.2.00.0070.00719.21
7.1.200.0030.01015.40
7.1.100.0040.00817.95
7.1.70.0070.00317.11
7.1.60.0140.01019.17
7.1.50.0220.00416.90
7.1.00.0070.07322.51
7.0.200.0030.00616.40
7.0.140.0000.07721.95
7.0.100.0270.06319.89
7.0.90.0070.08019.85
7.0.80.0430.07019.90
7.0.70.0070.05719.82
7.0.60.0100.07719.89
7.0.50.0300.06320.25
7.0.40.0130.07319.98
7.0.30.0030.06720.07
7.0.20.0130.07320.04
7.0.10.0100.07020.05
7.0.00.0000.05720.00
5.6.250.0070.07720.54
5.6.240.0070.08320.63
5.6.230.0200.07720.62
5.6.220.0030.08020.55
5.6.210.0070.08720.56
5.6.200.0070.09020.97
5.6.190.0100.08721.05
5.6.180.0070.08021.00
5.6.170.0100.04020.91
5.6.160.0030.09020.96
5.6.150.0100.08021.05
5.6.140.0000.08320.96
5.6.130.0070.08321.08
5.6.120.0170.07321.11
5.6.110.0170.04020.95
5.6.100.0130.06320.86
5.6.90.0100.07020.94
5.6.80.0200.03720.41
5.6.70.0100.07720.33
5.6.60.0030.05020.37
5.6.50.0070.05020.34
5.6.40.0000.05020.32
5.6.30.0170.05020.47
5.6.20.0100.07020.35
5.6.10.0070.08020.25
5.6.00.0100.05720.30
5.5.380.0070.07020.36
5.5.370.0000.05020.30
5.5.360.0070.08320.42
5.5.350.0100.08720.28
5.5.340.0070.05020.82
5.5.330.0000.08320.79
5.5.320.0030.08320.58
5.5.310.0070.05020.86
5.5.300.0100.08020.82
5.5.290.0130.07720.70
5.5.280.0000.08720.82
5.5.270.0130.05320.83
5.5.260.0130.08020.71
5.5.250.0030.08020.64
5.5.240.0030.08320.06
5.5.230.0030.08320.18
5.5.220.0070.06020.19
5.5.210.0170.05720.12
5.5.200.0100.04320.21
5.5.190.0030.08720.17
5.5.180.0070.07020.08
5.5.160.0170.07320.07
5.5.150.0130.04020.20
5.5.140.0130.07720.19
5.5.130.0070.08020.14
5.5.120.0070.05720.17
5.5.110.0030.05020.11
5.5.100.0070.07019.95
5.5.90.0130.07020.06
5.5.80.0100.07720.10
5.5.70.0070.06720.03
5.5.60.0070.07020.01
5.5.50.0070.05020.00
5.5.40.0130.07020.09
5.5.30.0100.06719.98
5.5.20.0100.05719.99
5.5.10.0130.07319.98
5.5.00.0100.03719.92
5.4.450.0070.07719.23
5.4.440.0030.08019.26
5.4.430.0030.07719.35
5.4.420.0100.08319.13
5.4.410.0030.08019.00
5.4.400.0030.07019.02
5.4.390.0070.07719.03
5.4.380.0070.08319.04
5.4.370.0130.07719.11
5.4.360.0030.08718.90
5.4.350.0030.06718.95
5.4.340.0000.04719.06
5.4.320.0100.07019.23
5.4.310.0100.06719.14
5.4.300.0030.07719.05
5.4.290.0030.05018.98
5.4.280.0130.06718.90
5.4.270.0100.03719.07
5.4.260.0070.07719.09
5.4.250.0070.06718.98
5.4.240.0070.09019.02
5.4.230.0000.05318.80
5.4.220.0130.07018.78
5.4.210.0030.06018.80
5.4.200.0070.07718.93
5.4.190.0070.06719.13
5.4.180.0070.07318.80
5.4.170.0130.05019.11
5.4.160.0100.03318.92
5.4.150.0070.04718.92
5.4.140.0130.07016.30
5.4.130.0100.05016.21
5.4.120.0100.04716.27
5.4.110.0000.05016.38
5.4.100.0100.03716.30
5.4.90.0070.07016.35
5.4.80.0070.07016.43
5.4.70.0170.07716.19
5.4.60.0030.07316.30
5.4.50.0070.07016.38
5.4.40.0100.04716.37
5.4.30.0030.04716.19
5.4.20.0100.03016.23
5.4.10.0000.04016.40
5.4.00.0070.03015.66
5.3.290.0170.06714.61
5.3.280.0070.06314.57
5.3.270.0030.04714.54
5.3.260.0100.03314.59
5.3.250.0130.02714.43
5.3.240.0030.08314.59
5.3.230.0000.04714.61
5.3.220.0030.06714.41
5.3.210.0070.04714.47
5.3.200.0070.06014.42
5.3.190.0130.04014.44
5.3.180.0100.04014.55
5.3.170.0030.09014.52
5.3.160.0070.04014.49
5.3.150.0100.06714.55
5.3.140.0070.05314.39
5.3.130.0070.05314.38
5.3.120.0070.03714.40
5.3.110.0000.05014.54
5.3.100.0000.04014.03
5.3.90.0030.03713.92
5.3.80.0070.03313.97
5.3.70.0000.04014.02
5.3.60.0070.03313.86
5.3.50.0000.04013.80
5.3.40.0000.04313.69
5.3.30.0070.03013.75
5.3.20.0100.02713.59
5.3.10.0000.03313.56
5.3.00.0000.04013.49
5.2.170.0070.02711.06
5.2.160.0000.03311.13
5.2.150.0000.03011.06
5.2.140.0000.03011.13
5.2.130.0000.03010.93
5.2.120.0000.03311.13
5.2.110.0000.03011.04
5.2.100.0030.02711.16
5.2.90.0000.03311.05
5.2.80.0030.02711.09
5.2.70.0000.03010.88
5.2.60.0070.03011.04
5.2.50.0030.03710.97
5.2.40.0130.02010.84
5.2.30.0000.03310.91
5.2.20.0030.03310.82
5.2.10.0000.02310.93
5.2.00.0000.04310.76
5.1.60.0030.0239.98
5.1.50.0000.0209.99
5.1.40.0030.0239.85
5.1.30.0070.02010.26
5.1.20.0000.02710.41
5.1.10.0030.02010.05
5.1.00.0030.0379.94
5.0.50.0030.0208.79
5.0.40.0000.0208.79
5.0.30.0000.0508.79
5.0.20.0030.0178.79
5.0.10.0030.0208.79
5.0.00.0030.0278.79
4.4.90.0030.0138.79
4.4.80.0000.0138.79
4.4.70.0070.0108.79
4.4.60.0000.0178.79
4.4.50.0000.0178.79
4.4.40.0030.0308.79
4.4.30.0030.0108.79
4.4.20.0030.0138.79
4.4.10.0000.0178.79
4.4.00.0000.0238.79
4.3.110.0000.0178.79
4.3.100.0000.0178.79
4.3.90.0000.0138.79
4.3.80.0000.0238.79
4.3.70.0030.0108.79
4.3.60.0070.0108.79
4.3.50.0000.0178.79
4.3.40.0030.0178.79
4.3.30.0030.0138.79
4.3.20.0000.0178.79
4.3.10.0030.0278.79
4.3.00.0000.0208.79