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, $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)
8.3.60.0110.01418.78
8.3.50.0140.01622.97
8.3.40.0230.00018.79
8.3.30.0100.01419.47
8.3.20.0100.00320.57
8.3.10.0000.01320.79
8.3.00.0090.00319.51
8.2.180.0190.00916.75
8.2.170.0180.00722.96
8.2.160.0140.01420.78
8.2.150.0110.00024.18
8.2.140.0130.00024.66
8.2.130.0060.00626.16
8.2.120.0070.00721.35
8.2.110.0100.00620.72
8.2.100.0180.00018.47
8.2.90.0060.00819.46
8.2.80.0000.01117.97
8.2.70.0060.00617.88
8.2.60.0100.00718.28
8.2.50.0000.01518.07
8.2.40.0050.00518.59
8.2.30.0030.00719.73
8.2.20.0030.00718.17
8.2.10.0080.00418.45
8.2.00.0120.00018.14
8.1.280.0320.00325.92
8.1.270.0100.00324.21
8.1.260.0090.00326.35
8.1.250.0000.01228.09
8.1.240.0120.00322.64
8.1.230.0150.00419.46
8.1.220.0040.00718.02
8.1.210.0030.00818.77
8.1.200.0100.00617.72
8.1.190.0070.00717.61
8.1.180.0040.00718.10
8.1.170.0040.00718.94
8.1.160.0030.00722.34
8.1.150.0100.00319.27
8.1.140.0030.00917.76
8.1.130.0000.01017.88
8.1.120.0000.01017.80
8.1.110.0040.00717.86
8.1.100.0000.01217.83
8.1.90.0000.01117.79
8.1.80.0060.00617.72
8.1.70.0030.00617.82
8.1.60.0060.00617.96
8.1.50.0060.00917.88
8.1.40.0060.00617.90
8.1.30.0080.00417.90
8.1.20.0000.01117.85
8.1.10.0110.00017.92
8.1.00.0070.00717.86
8.0.300.0070.00418.77
8.0.290.0060.00617.00
8.0.280.0040.00718.81
8.0.270.0070.00317.61
8.0.260.0030.00617.24
8.0.250.0090.00017.15
8.0.240.0040.00817.32
8.0.230.0070.00317.25
8.0.220.0140.00017.26
8.0.210.0030.00717.05
8.0.200.0080.00317.34
8.0.190.0000.01217.39
8.0.180.0080.00317.28
8.0.170.0000.01117.18
8.0.160.0030.00717.25
8.0.150.0030.00717.17
8.0.140.0030.00717.23
8.0.130.0050.00513.70
8.0.120.0000.01017.13
8.0.110.0100.00017.27
8.0.100.0030.00717.16
8.0.90.0070.00317.09
8.0.80.0070.02717.25
8.0.70.0030.00717.16
8.0.60.0040.00717.27
8.0.50.0030.00717.21
8.0.30.0220.01517.28
8.0.20.0220.02117.47
8.0.10.0080.00317.39
8.0.00.0290.02417.30
7.4.330.0000.00815.38
7.4.320.0060.00317.00
7.4.300.0100.00016.90
7.4.290.0030.00716.72
7.4.280.0060.00616.78
7.4.270.0030.00616.98
7.4.260.0030.00716.89
7.4.250.0000.01016.90
7.4.240.0050.00516.91
7.4.230.0100.00016.80
7.4.220.0280.02416.84
7.4.210.0120.01216.99
7.4.200.0030.00616.92
7.4.160.0150.01916.76
7.4.150.0280.01117.40
7.4.140.0230.02317.86
7.4.130.0160.01916.77
7.4.120.0240.02516.75
7.4.110.0270.01016.91
7.4.100.0190.02016.88
7.4.90.0140.02116.87
7.4.80.0090.03219.39
7.4.70.0150.01816.72
7.4.60.0140.02016.85
7.4.50.0030.01017.05
7.4.40.0240.01416.80
7.4.30.0160.01616.96
7.4.00.0200.00315.24
7.3.330.0000.00713.63
7.3.320.0060.00313.51
7.3.310.0040.00716.49
7.3.300.0090.00016.59
7.3.290.0070.01816.61
7.3.280.0130.01516.68
7.3.270.0130.02717.40
7.3.260.0220.02016.63
7.3.250.0210.02116.93
7.3.240.0280.01817.03
7.3.230.0180.01816.69
7.3.210.0280.02216.66
7.3.200.0100.02319.39
7.3.190.0130.02616.74
7.3.180.0220.01016.68
7.3.170.0350.00716.62
7.3.160.0160.01616.97
7.3.10.0060.01516.73
7.3.00.0030.01716.84
7.2.330.0360.03317.11
7.2.320.0230.02317.03
7.2.310.0180.01517.05
7.2.300.0130.02016.86
7.2.290.0170.01716.99
7.2.130.0030.01217.03
7.2.120.0070.00816.76
7.2.110.0100.00717.07
7.2.100.0170.00017.26
7.2.90.0140.01417.22
7.2.80.0090.00916.98
7.2.70.0060.01317.12
7.2.60.0170.00317.08
7.2.50.0100.01317.04
7.2.40.0100.00717.29
7.2.30.0150.00416.74
7.2.20.0100.01317.18
7.2.10.0110.00416.91
7.2.00.0110.01218.57
7.1.250.0030.01716.11
7.1.100.0090.00918.33
7.1.70.0070.00417.38
7.1.60.0100.01019.46
7.1.50.0120.00916.86
7.1.00.0100.07722.77
7.0.200.0060.00316.99
7.0.140.0100.07322.41
7.0.100.0070.08720.35
7.0.90.0130.04720.33
7.0.80.0170.05320.28
7.0.70.0300.07720.36
7.0.60.0130.08320.23
7.0.50.0100.08320.60
7.0.40.0230.08020.23
7.0.30.0100.08320.42
7.0.20.0100.08720.36
7.0.10.0030.05020.36
7.0.00.0200.07320.38
5.6.280.0070.07721.45
5.6.250.0070.09321.30
5.6.240.0100.09021.17
5.6.230.0070.08721.18
5.6.220.0170.07321.04
5.6.210.0100.04321.15
5.6.200.0130.06721.55
5.6.190.0200.08021.52
5.6.180.0130.06721.66
5.6.170.0030.05021.50
5.6.160.0070.08721.52
5.6.150.0200.08321.58
5.6.140.0030.09021.64
5.6.130.0170.06021.63
5.6.120.0070.08721.61
5.6.110.0070.06321.51
5.6.100.0130.08321.62
5.6.90.0100.08321.62
5.6.80.0200.07721.01
5.6.70.0130.08721.00
5.6.60.0230.07020.90
5.6.50.0130.07320.96
5.6.40.0130.06320.97
5.6.30.0130.08020.85
5.6.20.0100.08020.85
5.6.10.0070.04720.99
5.6.00.0000.04720.85
5.5.380.0170.06720.40
5.5.370.0170.06020.44
5.5.360.0100.08020.33
5.5.350.0130.06720.32
5.5.340.0170.07020.73
5.5.330.0100.06020.85
5.5.320.0130.07020.87
5.5.310.0100.08020.92
5.5.300.0070.08020.89
5.5.290.0070.04720.82
5.5.280.0100.08720.75
5.5.270.0170.04720.90
5.5.260.0170.07720.77
5.5.250.0100.08320.57
5.5.240.0170.04720.31
5.5.230.0070.08020.21
5.5.220.0100.04720.17
5.5.210.0100.05020.26
5.5.200.0030.07320.14
5.5.190.0100.05320.12
5.5.180.0100.04320.08
5.5.160.0030.04020.13
5.5.150.0030.03320.07
5.5.140.0100.03320.26
5.5.130.0100.03320.11
5.5.120.0030.04020.20
5.5.110.0000.04320.07
5.5.100.0070.03720.11
5.5.90.0030.03320.16
5.5.80.0030.03320.15
5.5.70.0030.04320.02
5.5.60.0000.04320.11
5.5.50.0030.06320.04
5.5.40.0030.03320.04
5.5.30.0200.05320.04
5.5.20.0000.05719.99
5.5.10.0000.05319.96
5.5.00.0130.04020.03
5.4.450.0100.04019.18
5.4.440.0070.08719.56
5.4.430.0100.07719.47
5.4.420.0100.04319.19
5.4.410.0100.07719.32
5.4.400.0000.04719.05
5.4.390.0170.06318.88
5.4.380.0100.07318.88
5.4.370.0130.06718.88
5.4.360.0100.07719.03
5.4.350.0000.08319.16
5.4.340.0100.08319.14
5.4.320.0070.03719.15
5.4.310.0030.03719.16
5.4.300.0070.03719.12
5.4.290.0000.04019.18
5.4.280.0070.03318.87
5.4.270.0200.02019.22
5.4.260.0030.04018.89
5.4.250.0100.03019.03
5.4.240.0030.03018.94
5.4.230.0000.05019.11
5.4.220.0070.03319.02
5.4.210.0070.04019.02
5.4.200.0030.07319.04
5.4.190.0070.03319.03
5.4.180.0070.05718.84
5.4.170.0000.05319.13
5.4.160.0070.07318.85
5.4.150.0070.05319.02
5.4.140.0070.04716.38
5.4.130.0130.03716.37
5.4.120.0070.03016.20
5.4.110.0030.03716.48
5.4.100.0000.04016.43
5.4.90.0030.03316.38
5.4.80.0030.03716.54
5.4.70.0030.04316.42
5.4.60.0100.03016.50
5.4.50.0070.03316.45
5.4.40.0070.03716.50
5.4.30.0000.04016.39
5.4.20.0030.06016.36
5.4.10.0130.03316.45
5.4.00.0070.07715.85

preferences:
34.6 ms | 401 KiB | 5 Q