3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = range(-10, 10); $b = range(-10, 10, 0.5); $opResults = []; $funcResults = []; foreach($a as $_a) { foreach($b as $_b) { $opResults[] = $_a ** $_b; $funcResults[] = pow($_a, $_b); } } var_dump($opResults == $funcResults, array_diff($opResults, $funcResults));

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)
8.3.60.0110.00718.46
8.3.50.0130.00823.03
8.3.40.0040.01119.01
8.3.30.0070.00719.46
8.3.20.0080.00020.79
8.3.10.0060.00320.95
8.3.00.0030.00619.63
8.2.180.0090.00616.75
8.2.170.0060.00922.96
8.2.160.0090.00620.70
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0000.00826.16
8.2.120.0030.00521.27
8.2.110.0060.00320.77
8.2.100.0090.00318.59
8.2.90.0080.00419.36
8.2.80.0000.00917.97
8.2.70.0080.00417.75
8.2.60.0080.00418.29
8.2.50.0030.00718.07
8.2.40.0000.00818.53
8.2.30.0040.00419.84
8.2.20.0000.00818.20
8.2.10.0040.00418.59
8.2.00.0050.00318.07
8.1.280.0120.00625.92
8.1.270.0100.00024.10
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.45
8.1.230.0090.00319.52
8.1.220.0050.00318.16
8.1.210.0080.00318.77
8.1.200.0030.00617.50
8.1.190.0000.00917.50
8.1.180.0000.00818.10
8.1.170.0030.00619.04
8.1.160.0070.00022.48
8.1.150.0030.00719.24
8.1.140.0030.00617.82
8.1.130.0000.00718.20
8.1.120.0050.00217.74
8.1.110.0080.00017.72
8.1.100.0000.00717.79
8.1.90.0050.00217.86
8.1.80.0060.00317.75
8.1.70.0030.00617.73
8.1.60.0060.00317.94
8.1.50.0040.00417.93
8.1.40.0040.00417.91
8.1.30.0030.00618.05
8.1.20.0000.00917.93
8.1.10.0080.00017.77
8.1.00.0040.00417.72
8.0.300.0080.00018.77
8.0.290.0000.00817.25
8.0.280.0040.00418.94
8.0.270.0040.00417.67
8.0.260.0050.00217.66
8.0.250.0050.00317.39
8.0.240.0040.00417.37
8.0.230.0000.00817.27
8.0.220.0000.00917.30
8.0.210.0030.00417.17
8.0.200.0000.00717.38
8.0.190.0030.00517.41
8.0.180.0000.00817.36
8.0.170.0040.00417.35
8.0.160.0050.00317.32
8.0.150.0040.00417.18
8.0.140.0040.00417.28
8.0.130.0000.00613.73
8.0.120.0030.00517.30
8.0.110.0000.00817.34
8.0.100.0030.00517.33
8.0.90.0040.00417.25
8.0.80.0190.00317.31
8.0.70.0030.00617.33
8.0.60.0030.00517.30
8.0.50.0030.00517.31
8.0.30.0090.01217.61
8.0.20.0120.00717.55
8.0.10.0000.00817.35
8.0.00.0070.01217.11
7.4.330.0050.00015.36
7.4.320.0030.00516.97
7.4.300.0070.00017.05
7.4.290.0000.00716.93
7.4.280.0040.00417.05
7.4.270.0060.00316.99
7.4.260.0000.00816.95
7.4.250.0000.00817.04
7.4.240.0010.00617.02
7.4.230.0000.00817.03
7.4.220.0060.01416.88
7.4.210.0060.01517.00
7.4.200.0050.00317.08
7.4.160.0070.01016.98
7.4.150.0110.00717.40
7.4.140.0120.01017.86
7.4.130.0060.01116.90
7.4.120.0130.00816.86
7.4.110.0140.00516.87
7.4.100.0100.01417.06
7.4.90.0120.00617.02
7.4.80.0200.00319.39
7.4.70.0040.01217.01
7.4.60.0080.01217.04
7.4.50.0000.00717.01
7.4.40.0080.01317.05
7.4.30.0120.01217.05
7.4.00.0070.00715.46
7.3.330.0000.00613.50
7.3.320.0060.00013.50
7.3.310.0040.00416.80
7.3.300.0040.00416.79
7.3.290.0130.00316.85
7.3.280.0110.00716.62
7.3.270.0140.01117.40
7.3.260.0150.00416.78
7.3.250.0130.01016.89
7.3.240.0120.00916.97
7.3.230.0100.00616.88
7.3.210.0060.01216.83
7.3.200.0090.01219.39
7.3.190.0070.01316.96
7.3.180.0100.01017.02
7.3.170.0100.00816.70
7.3.160.0130.00616.98
7.2.330.0160.00316.94
7.2.320.0140.00716.93
7.2.310.0030.01817.18
7.2.300.0070.01117.20
7.2.290.0070.01016.88
7.2.110.0400.00616.76
7.2.00.0070.00719.63
7.1.200.0070.00715.97
7.1.100.0030.00718.65
7.1.70.0000.01117.09
7.1.60.0060.01919.46
7.1.50.0090.00917.19
7.1.00.0030.07322.49
7.0.200.0000.01116.87
7.0.140.0070.07022.30
7.0.60.0100.03320.39
7.0.50.0130.06018.09
7.0.40.0030.05020.29
7.0.30.0300.07720.19
7.0.20.0200.03720.55
7.0.10.0100.05720.27
7.0.00.0130.08020.27
5.6.280.0100.08021.72
5.6.210.0100.09021.07
5.6.200.0070.09718.68
5.6.190.0100.07320.90
5.6.180.0330.09320.93
5.6.170.0230.09020.89
5.6.160.0070.05320.93
5.6.150.0000.09318.84
5.6.140.0030.07018.75
5.6.130.0100.09318.80
5.6.120.0000.05321.66
5.6.110.0170.09021.64
5.6.100.0030.05021.58
5.6.90.0200.06021.58
5.6.80.0070.08320.94
5.5.350.0100.05720.33
5.5.340.0070.03717.96
5.5.330.0100.03720.56
5.5.320.0070.08020.51
5.5.310.0270.04720.34
5.5.300.0100.03018.08
5.5.290.0070.08018.04
5.5.280.0100.07720.79
5.5.270.0000.06020.87
5.5.260.0100.07320.73
5.5.250.0030.07320.54
5.5.240.0130.03020.23
5.4.450.0730.05319.30
5.4.440.0830.05719.34
5.4.430.0730.05319.58
5.4.420.1100.05719.47
5.4.410.0800.05319.25
5.4.400.0730.05318.87
5.4.390.0700.05019.02
5.4.380.0900.07318.56
5.4.370.0300.08018.77
5.4.360.0370.06018.63
5.4.350.0170.06318.61
5.4.340.0470.04318.73
5.4.320.0100.04012.50
5.4.310.0050.04212.50
5.4.300.0050.04512.50
5.4.290.0070.04112.49
5.4.280.0100.04012.39
5.4.270.0090.03812.39
5.4.260.0070.04612.39
5.4.250.0050.04612.39
5.4.240.0090.04112.39
5.4.230.0050.04412.39
5.4.220.0060.04512.39
5.4.210.0070.04012.38
5.4.200.0060.03712.38
5.4.190.0040.03712.38
5.4.180.0080.03412.38
5.4.170.0040.03712.39
5.4.160.0090.03712.39
5.4.150.0030.04412.38
5.4.140.0050.04812.07
5.4.130.0080.04012.05
5.4.120.0040.04112.02
5.4.110.0070.03512.02
5.4.100.0050.03612.01
5.4.90.0060.03712.02
5.4.80.0050.03812.02
5.4.70.0070.03712.01
5.4.60.0080.03512.01
5.4.50.0090.04112.01
5.4.40.0090.03112.00
5.4.30.0090.03611.99
5.4.20.0100.03911.99
5.4.10.0060.03811.99
5.4.00.0070.03911.49
5.3.290.0060.04712.80
5.3.280.0070.03612.71
5.3.270.0100.03912.73
5.3.260.0050.04612.71
5.3.250.0100.03812.72
5.3.240.0050.04512.72
5.3.230.0070.03612.70
5.3.220.0080.03512.68
5.3.210.0080.03612.68
5.3.200.0050.03812.68
5.3.190.0050.03812.67
5.3.180.0040.03912.67
5.3.170.0050.04112.67
5.3.160.0060.03712.67
5.3.150.0080.03412.67
5.3.140.0070.03412.66
5.3.130.0050.03912.66
5.3.120.0060.03812.66
5.3.110.0060.03812.66
5.3.100.0060.03612.12
5.3.90.0090.03212.09
5.3.80.0060.04312.07
5.3.70.0070.03512.08
5.3.60.0040.03812.06
5.3.50.0060.03512.00
5.3.40.0070.03912.00
5.3.30.0070.03611.95
5.3.20.0060.03911.73
5.3.10.0080.03911.70
5.3.00.0080.03311.68
5.2.170.0050.0309.19
5.2.160.0070.0279.18
5.2.150.0070.0289.18
5.2.140.0070.0299.18
5.2.130.0050.0299.14
5.2.120.0090.0249.14
5.2.110.0090.0299.14
5.2.100.0080.0269.14
5.2.90.0040.0299.14
5.2.80.0040.0319.14
5.2.70.0050.0329.14
5.2.60.0060.0299.09
5.2.50.0050.0319.06
5.2.40.0060.0339.04
5.2.30.0050.0309.01
5.2.20.0070.0349.00
5.2.10.0050.0328.93
5.2.00.0030.0338.79
5.1.60.0040.0248.07
5.1.50.0050.0278.07
5.1.40.0040.0248.04
5.1.30.0040.0258.40
5.1.20.0050.0308.42
5.1.10.0100.0208.15
5.1.00.0040.0268.15
5.0.50.0040.0196.62
5.0.40.0020.0266.48
5.0.30.0030.0316.30
5.0.20.0050.0216.29
5.0.10.0010.0256.26
5.0.00.0010.0326.25
4.4.90.0020.0174.78
4.4.80.0030.0204.75
4.4.70.0020.0154.76
4.4.60.0020.0154.76
4.4.50.0000.0174.77
4.4.40.0020.0294.71
4.4.30.0050.0184.76
4.4.20.0010.0224.84
4.4.10.0040.0174.85
4.4.00.0030.0244.76
4.3.110.0020.0184.67
4.3.100.0090.0104.66
4.3.90.0020.0154.64
4.3.80.0050.0274.58
4.3.70.0030.0164.63
4.3.60.0020.0214.63
4.3.50.0020.0204.62
4.3.40.0010.0294.54
4.3.30.0040.0193.31
4.3.20.0030.0143.29
4.3.10.0000.0173.25
4.3.00.0030.0237.90

preferences:
37.81 ms | 401 KiB | 5 Q