3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = null; $a++; echo $a;

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)
8.3.40.0120.00318.97
8.3.30.0100.00318.93
8.3.20.0070.00020.07
8.3.10.0040.00423.44
8.3.00.0020.00519.02
8.2.170.0100.00722.96
8.2.160.0070.00720.35
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0000.00720.53
8.2.110.0060.00319.14
8.2.100.0120.00017.78
8.2.90.0000.00919.22
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0030.00717.93
8.2.50.0040.00418.07
8.2.40.0030.00619.88
8.2.30.0000.00718.18
8.2.20.0040.00417.67
8.2.10.0000.00818.04
8.2.00.0000.00717.71
8.1.270.0090.00024.02
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00622.00
8.1.230.0060.00622.72
8.1.220.0040.00417.79
8.1.210.0080.00018.77
8.1.200.0030.00717.23
8.1.190.0030.00617.00
8.1.180.0040.00419.01
8.1.170.0040.00418.43
8.1.160.0000.00722.00
8.1.150.0050.00318.58
8.1.140.0000.00717.33
8.1.130.0000.00717.88
8.1.120.0000.00817.45
8.1.110.0000.00817.40
8.1.100.0000.00717.37
8.1.90.0040.00417.27
8.1.80.0040.00417.36
8.1.70.0070.00017.36
8.1.60.0000.00817.55
8.1.50.0030.00517.44
8.1.40.0040.00417.37
8.1.30.0080.00317.41
8.1.20.0050.00317.60
8.1.10.0040.00417.42
8.1.00.0040.00417.40
8.0.300.0060.00318.77
8.0.290.0030.00317.18
8.0.280.0030.00318.35
8.0.270.0000.00717.16
8.0.260.0070.00017.24
8.0.250.0040.00416.85
8.0.240.0000.00716.96
8.0.230.0000.00616.77
8.0.220.0070.00316.73
8.0.210.0030.00316.71
8.0.200.0000.00616.88
8.0.190.0040.00416.86
8.0.180.0040.00416.86
8.0.170.0050.00316.84
8.0.160.0000.00816.89
8.0.150.0000.00716.85
8.0.140.0060.00316.75
8.0.130.0050.00013.31
8.0.120.0050.00316.68
8.0.110.0070.00016.71
8.0.100.0030.00616.70
8.0.90.0000.00716.66
8.0.80.0070.01016.77
8.0.70.0020.00516.84
8.0.60.0040.00416.72
8.0.50.0040.00416.80
8.0.30.0080.01016.82
8.0.20.0110.00817.40
8.0.10.0040.00416.75
8.0.00.0060.01516.83
7.4.330.0020.00215.00
7.4.320.0040.00416.54
7.4.300.0030.00316.44
7.4.290.0050.00216.41
7.4.280.0040.00416.50
7.4.270.0000.00716.51
7.4.260.0030.00316.40
7.4.250.0040.00416.47
7.4.240.0000.00716.41
7.4.230.0040.00416.59
7.4.220.0150.00416.52
7.4.210.0100.00616.38
7.4.200.0000.00716.50
7.4.190.0000.00716.70
7.4.160.0100.00616.32
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0090.00916.42
7.4.120.0110.00616.26
7.4.110.0170.00016.64
7.4.100.0090.01216.46
7.4.90.0120.00416.57
7.4.80.0070.01519.39
7.4.70.0130.00316.45
7.4.60.0060.01016.34
7.4.50.0040.00416.32
7.4.40.0080.00816.43
7.4.30.0090.00616.39
7.4.00.0070.00714.82
7.3.330.0000.00613.16
7.3.320.0000.00513.04
7.3.310.0000.00716.26
7.3.300.0070.00016.30
7.3.290.0090.00616.28
7.3.280.0130.00716.25
7.3.270.0120.00517.40
7.3.260.0040.01216.37
7.3.250.0090.01116.36
7.3.240.0110.00616.55
7.3.230.0130.01016.55
7.3.210.0140.00316.64
7.3.200.0110.01119.39
7.3.190.0110.01116.51
7.3.180.0130.00416.25
7.3.170.0100.00616.37
7.3.160.0100.00616.50
7.3.120.0030.01214.72
7.3.10.0000.01216.74
7.3.00.0060.00616.69
7.2.330.0070.01116.59
7.2.320.0120.00616.35
7.2.310.0100.01016.34
7.2.300.0060.01016.36
7.2.290.0070.01116.34
7.2.130.0090.00316.57
7.2.120.0100.00316.99
7.2.110.0060.00616.86
7.2.100.0090.00316.84
7.2.90.0100.00316.89
7.2.80.0030.00716.63
7.2.70.0070.00716.84
7.2.60.0040.00816.82
7.2.50.0100.00316.95
7.2.40.0060.00616.75
7.2.30.0060.00616.81
7.2.20.0000.01116.55
7.2.10.0000.01216.99
7.2.00.0100.00918.12
7.1.250.0040.00415.72
7.1.100.0030.00917.94
7.1.70.0070.01017.14
7.1.60.0160.00619.46
7.1.50.0070.01816.81
7.1.00.0130.07022.31
7.0.200.0000.00716.63
7.0.140.0070.07321.96
7.0.110.0100.08319.80
7.0.100.0030.08020.04
7.0.90.0630.07320.00
7.0.80.0700.06319.86
7.0.70.0630.08019.95
7.0.60.0530.05019.94
7.0.50.0670.07020.38
7.0.40.0100.08020.01
7.0.30.0130.07720.01
7.0.20.0030.08320.03
7.0.10.0070.08320.18
7.0.00.0030.08720.13
5.6.280.0070.07021.06
5.6.260.0000.08320.43
5.6.250.0030.08320.54
5.6.240.0070.08720.62
5.6.230.0100.04720.65
5.6.220.0170.05020.63
5.6.210.0100.08020.64
5.6.200.0170.04020.89
5.6.190.0070.07721.21
5.6.180.0270.03320.84
5.6.170.0070.08021.13
5.6.160.0130.03721.23
5.6.150.0070.07721.06
5.6.140.0100.08021.15
5.6.130.0100.07321.21
5.6.120.0100.04720.84
5.6.110.0030.08320.86
5.6.100.0070.08321.04
5.6.90.0100.08021.00
5.6.80.0070.03720.54
5.6.70.0030.06320.25
5.6.60.0070.08320.29
5.6.50.0170.07320.42
5.6.40.0070.08320.32
5.6.30.0070.07720.49
5.6.20.0070.08020.51
5.6.10.0130.04020.31
5.6.00.0100.06020.19
5.5.380.0030.06320.23
5.5.370.0100.06720.48
5.5.360.0070.04320.49
5.5.350.0030.09020.38
5.5.340.0070.08320.96
5.5.330.0030.08320.93
5.5.320.0100.08320.64
5.5.310.0070.05020.73
5.5.300.0030.08020.64
5.5.290.0030.08320.75
5.5.280.0100.07720.75
5.5.270.0070.09020.68
5.5.260.0100.07320.90
5.5.250.0070.06020.77
5.5.240.0070.06720.21
5.5.230.0070.07720.06
5.5.220.0170.06720.33
5.5.210.0130.06720.27
5.5.200.0070.07020.18
5.5.190.0100.07320.19
5.5.180.0100.07320.26
5.5.160.0070.05320.23
5.5.150.0030.05020.09
5.5.140.0100.05320.27
5.5.130.0000.08720.23
5.5.120.0070.03320.25
5.5.110.0030.05019.98
5.5.100.0100.03320.09
5.5.90.0000.04019.96
5.5.80.0100.06320.04
5.5.70.0000.04320.09
5.5.60.0100.07720.18
5.5.50.0000.06320.18
5.5.40.0030.03720.03
5.5.30.0030.04020.06
5.5.20.0000.04320.04
5.5.10.0070.06720.00
5.5.00.0100.04319.96
5.4.450.0100.07719.33
5.4.440.0170.07319.30
5.4.430.0100.08019.39
5.4.420.0130.03719.50
5.4.410.0030.07719.23
5.4.400.0000.07718.98
5.4.390.0100.03319.11
5.4.380.0100.06319.16
5.4.370.0130.06719.19
5.4.360.0100.07319.15
5.4.350.0100.07018.95
5.4.340.0030.07318.93
5.4.320.0000.04319.02
5.4.310.0070.03719.04
5.4.300.0000.04019.25
5.4.290.0070.03718.95
5.4.280.0000.03719.02
5.4.270.0070.03019.01
5.4.260.0070.03319.00
5.4.250.0100.03718.95
5.4.240.0070.03318.97
5.4.230.0100.07019.02
5.4.220.0130.04019.02
5.4.210.0070.03318.99
5.4.200.0030.07719.00
5.4.190.0030.03718.91
5.4.180.0030.03318.89
5.4.170.0030.03719.15
5.4.160.0070.03318.98
5.4.150.0070.04718.92
5.4.140.0170.03016.46
5.4.130.0030.03716.11
5.4.120.0030.04016.32
5.4.110.0070.06016.20
5.4.100.0030.04316.52
5.4.90.0000.04016.48
5.4.80.0030.03316.27
5.4.70.0130.04016.38
5.4.60.0000.03716.48
5.4.50.0000.03716.25
5.4.40.0030.03716.26
5.4.30.0000.04016.25
5.4.20.0000.03716.25
5.4.10.0000.03716.45
5.4.00.0070.03715.61
5.3.290.0030.05014.67
5.3.280.0130.04714.69
5.3.270.0000.04014.68
5.3.260.0100.03714.49
5.3.250.0030.06014.59
5.3.240.0070.03314.59
5.3.230.0030.03714.66
5.3.220.0070.05014.41
5.3.210.0000.04014.49
5.3.200.0030.04014.43
5.3.190.0030.03714.52
5.3.180.0000.04014.66
5.3.170.0000.04014.57
5.3.160.0070.03314.49
5.3.150.0070.03014.45
5.3.140.0030.04314.34
5.3.130.0030.04014.48
5.3.120.0000.04014.54
5.3.110.0070.03314.62
5.3.100.0000.04013.96
5.3.90.0000.04014.01
5.3.80.0030.03713.84
5.3.70.0030.04713.91
5.3.60.0030.03713.89
5.3.50.0030.07313.87
5.3.40.0000.04713.87
5.3.30.0000.05013.77
5.3.20.0030.07713.62
5.3.10.0070.03713.47
5.3.00.0000.04013.57
5.2.170.0030.04011.95
5.2.160.0000.03011.95
5.2.150.0070.02711.95
5.2.140.0070.04711.95
5.2.130.0070.06011.95
5.2.120.0030.03011.95
5.2.110.0030.06011.95
5.2.100.0130.05011.95
5.2.90.0000.03011.95
5.2.80.0000.06311.95
5.2.70.0030.06011.95
5.2.60.0030.05311.95
5.2.50.0030.06011.95
5.2.40.0070.04711.95
5.2.30.0000.04011.95
5.2.20.0000.06711.95
5.2.10.0030.06011.95
5.2.00.0000.06311.95
5.1.60.0100.05011.95
5.1.50.0100.04711.95
5.1.40.0070.03011.95
5.1.30.0100.05011.95
5.1.20.0070.05011.95
5.1.10.0030.03011.95
5.1.00.0030.05011.95
5.0.50.0100.03311.95
5.0.40.0100.02311.95
5.0.30.0070.06011.95
5.0.20.0070.04011.95
5.0.10.0030.04311.95
5.0.00.0000.05711.95
4.4.90.0100.02711.95
4.4.80.0030.02311.95
4.4.70.0000.03711.95
4.4.60.0000.03711.95
4.4.50.0100.02711.95
4.4.40.0030.05011.95
4.4.30.0000.02711.95
4.4.20.0000.03311.95
4.4.10.0100.02311.95
4.4.00.0070.04711.95
4.3.110.0030.03311.95
4.3.100.0000.04011.95
4.3.90.0030.03311.95
4.3.80.0030.05311.95
4.3.70.0070.03011.95
4.3.60.0070.03311.95
4.3.50.0030.02011.95
4.3.40.0070.04711.95
4.3.30.0000.03711.95
4.3.20.0030.03011.95
4.3.10.0000.03011.95
4.3.00.0070.02711.95

preferences:
39.93 ms | 400 KiB | 5 Q