3v4l.org

run code in 300+ PHP versions simultaneously
<?php class nest { function f($v, $prefix) { return $prefix . $v; } } echo nest::f('global', 'f is ');

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)
8.3.70.0110.00418.43
8.3.60.0060.00916.75
8.3.50.0100.00522.00
8.3.40.0110.00418.72
8.3.30.0030.01019.05
8.3.20.0070.00020.25
8.3.10.0000.00823.48
8.3.00.0000.00720.89
8.2.180.0080.00816.50
8.2.170.0090.00922.96
8.2.160.0130.00020.53
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0000.00819.26
8.2.110.0060.00322.15
8.2.100.0040.00818.09
8.2.90.0030.00518.93
8.2.80.0030.00617.97
8.2.70.0080.00017.25
8.2.60.0110.00017.93
8.2.50.0030.00518.07
8.2.40.0060.00319.73
8.2.30.0000.00818.16
8.2.20.0040.00417.61
8.2.10.0040.00417.94
8.2.00.0080.00019.37
8.1.280.0060.01225.92
8.1.270.0060.00322.03
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0040.00423.84
8.1.230.0070.00319.10
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00617.00
8.1.190.0040.00417.22
8.1.180.0080.00018.10
8.1.170.0000.00818.46
8.1.160.0070.00021.98
8.1.150.0040.00418.41
8.1.140.0000.00717.32
8.1.130.0030.00317.74
8.1.120.0070.00517.39
8.1.110.0040.00417.18
8.1.100.0000.00717.21
8.1.90.0080.00017.21
8.1.80.0080.00217.25
8.1.70.0030.00317.23
8.1.60.0000.00817.46
8.1.50.0040.00417.43
8.1.40.0040.00417.49
8.1.30.0060.00317.64
8.1.20.0000.00717.59
8.1.10.0000.00717.45
8.1.00.0070.00017.34
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0040.00218.35
8.0.270.0070.00017.18
8.0.260.0030.00317.14
8.0.250.0040.00416.91
8.0.240.0030.00516.93
8.0.230.0050.00316.81
8.0.220.0030.00316.83
8.0.210.0030.00316.85
8.0.200.0030.00316.82
8.0.190.0030.00516.92
8.0.180.0100.00016.87
8.0.170.0040.00416.92
8.0.160.0000.00816.95
8.0.150.0000.00716.87
8.0.140.0040.00416.85
8.0.130.0030.00313.32
8.0.120.0040.00416.73
8.0.110.0000.00716.78
8.0.100.0050.00216.89
8.0.90.0040.00416.74
8.0.80.0090.01316.81
8.0.70.0080.00016.76
8.0.60.0030.00516.83
8.0.50.0070.00016.79
8.0.30.0060.01517.25
8.0.20.0110.00817.40
8.0.10.0000.00816.80
8.0.00.0090.00816.70
7.4.330.0060.00015.00
7.4.320.0000.00616.32
7.4.300.0000.00616.42
7.4.290.0030.00316.44
7.4.280.0030.00316.35
7.4.270.0030.00316.34
7.4.260.0060.00316.44
7.4.250.0040.00416.31
7.4.240.0030.00416.47
7.4.230.0040.00416.60
7.4.220.0080.01116.63
7.4.210.0110.00416.30
7.4.200.0000.00716.34
7.4.160.0070.01016.55
7.4.150.0140.00417.40
7.4.140.0090.00917.86
7.4.130.0100.00916.61
7.4.120.0120.00516.70
7.4.110.0170.00316.47
7.4.100.0100.00616.36
7.4.90.0070.01016.50
7.4.80.0070.00619.39
7.4.70.0030.01416.62
7.4.60.0030.01316.34
7.4.50.0000.00916.49
7.4.40.0000.01616.57
7.4.30.0040.01116.62
7.4.00.0000.01115.02
7.3.330.0030.00313.30
7.3.320.0000.00513.32
7.3.310.0000.00716.20
7.3.300.0030.00316.22
7.3.290.0100.00316.38
7.3.280.0070.01016.28
7.3.270.0070.01017.40
7.3.260.0100.00716.48
7.3.250.0060.01116.31
7.3.240.0070.01316.39
7.3.230.0090.00916.39
7.3.210.0130.00616.49
7.3.200.0070.01019.39
7.3.190.0110.00716.55
7.3.180.0090.00716.49
7.3.170.0150.00316.38
7.3.160.0110.00616.52
7.3.120.0060.00614.81
7.2.330.0080.00816.55
7.2.320.0090.00916.53
7.2.310.0140.00316.75
7.2.300.0100.00716.64
7.2.290.0030.01316.71
7.2.60.0110.00816.81
7.1.200.0000.01215.71
7.1.100.0000.01118.20
7.1.70.0060.00316.66
7.1.60.0090.01219.70
7.1.50.0130.01016.63
7.1.00.0070.07322.45
7.0.200.0000.00716.84
7.0.140.0000.07322.09
7.0.60.0070.07319.86
7.0.50.0030.08717.79
7.0.40.0030.04720.24
7.0.30.0200.05320.11
7.0.20.0430.06720.10
7.0.10.0000.08720.04
7.0.00.0070.05020.11
5.6.280.0030.07320.86
5.6.210.0030.08320.47
5.6.200.0030.05718.21
5.6.190.0070.08320.61
5.6.180.0270.04320.61
5.6.170.0200.06320.71
5.6.160.0200.06720.61
5.6.150.0030.07018.23
5.6.140.0070.04318.24
5.6.130.0100.07318.15
5.6.120.0130.04720.98
5.6.110.0270.05021.01
5.6.100.0130.07721.00
5.6.90.0070.08720.97
5.6.80.0070.04020.48
5.5.350.0270.04020.33
5.5.340.0070.08017.98
5.5.330.0170.07020.29
5.5.320.0170.07720.36
5.5.310.0300.08320.51
5.5.300.0130.07318.04
5.5.290.0130.07017.95
5.5.280.0100.05020.80
5.5.270.0100.08720.83
5.5.260.0130.07320.87
5.5.250.0030.06020.62
5.5.240.0000.03320.35
5.4.450.0200.05719.48
5.4.440.0900.06019.62
5.4.430.0670.06319.63
5.4.420.0900.05319.55
5.4.410.1000.05019.56
5.4.400.1070.04719.15
5.4.390.1100.05319.15
5.4.380.0330.06018.59
5.4.370.0330.06318.55
5.4.360.0300.05018.50
5.4.350.0230.05018.50
5.4.340.0330.03718.75
5.4.320.0100.03412.50
5.4.310.0090.04412.50
5.4.300.0120.04112.50
5.4.290.0090.03712.50
5.4.280.0050.03612.39
5.4.270.0070.03612.39
5.4.260.0050.03812.39
5.4.250.0080.03912.39
5.4.240.0050.03612.39
5.4.230.0060.03912.39
5.4.220.0050.05012.38
5.4.210.0080.06012.39
5.4.200.0120.05912.38
5.4.190.0120.05312.38
5.4.180.0090.03912.38
5.4.170.0050.04112.39
5.4.160.0070.03812.39
5.4.150.0150.04012.39
5.4.140.0090.04312.07
5.4.130.0040.03912.05
5.4.120.0100.03312.01
5.4.110.0050.03712.01
5.4.100.0100.04712.01
5.4.90.0100.03512.02
5.4.80.0090.03612.02
5.4.70.0070.03512.01
5.4.60.0080.03412.00
5.4.50.0100.05312.01
5.4.40.0100.03512.00
5.4.30.0040.03811.99
5.4.20.0050.03712.00
5.4.10.0080.04011.99
5.4.00.0040.03811.48
5.3.290.0080.04112.80
5.3.280.0040.04012.71
5.3.270.0070.03912.73
5.3.260.0070.03912.72
5.3.250.0060.03812.72
5.3.240.0070.03812.72
5.3.230.0050.03912.71
5.3.220.0070.03712.68
5.3.210.0090.03712.68
5.3.200.0070.03712.68
5.3.190.0060.03912.67
5.3.180.0070.03612.67
5.3.170.0040.03912.66
5.3.160.0070.03712.67
5.3.150.0080.03712.67
5.3.140.0070.04012.66
5.3.130.0060.04212.66
5.3.120.0080.03912.66
5.3.110.0080.04212.65
5.3.100.0090.04912.12
5.3.90.0090.04012.09
5.3.80.0040.04012.09
5.3.70.0090.03512.09
5.3.60.0060.03712.07
5.3.50.0060.03612.02
5.3.40.0100.03912.02
5.3.30.0050.05411.97
5.3.20.0050.06111.76
5.3.10.0090.05511.72
5.3.00.0080.05511.72
5.2.170.0070.0459.22
5.2.160.0040.0469.22
5.2.150.0090.0399.22
5.2.140.0060.0299.22
5.2.130.0050.0309.18
5.2.120.0100.0319.18
5.2.110.0050.0319.18
5.2.100.0060.0309.17
5.2.90.0070.0409.17
5.2.80.0040.0329.17
5.2.70.0050.0329.16
5.2.60.0080.0359.13
5.2.50.0040.0349.09
5.2.40.0040.0319.07
5.2.30.0020.0469.04
5.2.20.0060.0309.03
5.2.10.0070.0278.94
5.2.00.0040.0308.79
5.1.60.0040.0258.09
5.1.50.0040.0268.08
5.1.40.0020.0288.06
5.1.30.0030.0298.41
5.1.20.0060.0278.43
5.1.10.0080.0258.16
5.1.00.0060.0458.16
5.0.50.0060.0266.64
5.0.40.0060.0286.49
5.0.30.0040.0456.31
5.0.20.0070.0276.27
5.0.10.0060.0306.25
5.0.00.0050.0416.25
4.4.90.0010.0164.78
4.4.80.0050.0214.76
4.4.70.0030.0194.75
4.4.60.0040.0224.75
4.4.50.0050.0204.77
4.4.40.0020.0294.70
4.4.30.0020.0174.76
4.4.20.0040.0154.85
4.4.10.0050.0144.85
4.4.00.0010.0274.76
4.3.110.0010.0184.67
4.3.100.0020.0164.67
4.3.90.0020.0154.63
4.3.80.0040.0234.59
4.3.70.0030.0144.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0030.0244.53
4.3.30.0030.0163.30
4.3.20.0030.0163.27
4.3.10.0040.0203.23
4.3.00.0070.01314.38

preferences:
35.41 ms | 401 KiB | 5 Q