3v4l.org

run code in 300+ PHP versions simultaneously
<?php function combinaisons(array $tab, $taille){ foreach ($tab as $c) { if($taille == 1) return $c; else { $new_arr = combinaisons($tab, $taille - 1); foreach ( $new_arr as $s) { return $c + $s; } } } } $ii = array("a", "b"); combinaisons($ii, 2);

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)
8.3.60.0100.01018.50
8.3.50.0150.00521.89
8.3.40.0150.00018.85
8.3.30.0080.00618.96
8.3.20.0040.00420.22
8.3.10.0060.00320.45
8.3.00.0090.00019.13
8.2.180.0100.00316.38
8.2.170.0120.00622.96
8.2.160.0110.00320.29
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0000.00726.16
8.2.120.0070.00022.22
8.2.110.0090.00020.28
8.2.100.0120.00018.16
8.2.90.0070.00019.13
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0040.00417.93
8.2.50.0030.00618.07
8.2.40.0040.00418.02
8.2.30.0040.00419.25
8.2.20.0000.00717.59
8.2.10.0080.00018.06
8.2.00.0000.00717.80
8.1.280.0040.01125.92
8.1.270.0080.00023.84
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00623.74
8.1.230.0070.00419.04
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0000.01317.35
8.1.190.0030.00717.22
8.1.180.0000.00918.10
8.1.170.0060.00318.64
8.1.160.0000.00721.92
8.1.150.0080.00018.84
8.1.140.0020.00517.43
8.1.130.0030.00317.82
8.1.120.0020.00517.50
8.1.110.0020.00517.45
8.1.100.0040.00417.32
8.1.90.0000.00717.47
8.1.80.0080.00017.36
8.1.70.0000.00717.39
8.1.60.0040.00417.55
8.1.50.0020.00517.50
8.1.40.0060.00317.55
8.1.30.0000.00817.55
8.1.20.0050.00317.67
8.1.10.0040.00417.32
8.1.00.0050.00317.34
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.49
8.0.270.0000.00717.27
8.0.260.0000.00617.16
8.0.250.0030.00316.93
8.0.240.0080.00017.05
8.0.230.0070.00017.02
8.0.220.0040.00416.86
8.0.210.0040.00416.90
8.0.200.0000.00717.05
8.0.190.0040.00416.98
8.0.180.0040.00417.04
8.0.170.0080.00016.82
8.0.160.0030.00616.94
8.0.150.0050.00216.93
8.0.140.0050.00216.94
8.0.130.0000.00513.44
8.0.120.0000.00816.96
8.0.110.0040.00416.91
8.0.100.0000.00716.96
8.0.90.0000.00716.83
8.0.80.0100.01317.01
8.0.70.0040.00416.75
8.0.60.0040.00416.82
8.0.50.0000.00716.78
8.0.30.0160.00717.08
8.0.20.0110.00917.40
8.0.10.0030.00516.97
8.0.00.0110.01016.90
7.4.330.0000.00515.00
7.4.320.0000.00616.42
7.4.300.0030.00316.62
7.4.290.0070.00016.50
7.4.280.0050.00316.63
7.4.270.0060.00016.43
7.4.260.0000.00716.59
7.4.250.0020.00516.60
7.4.240.0020.00616.52
7.4.230.0070.00016.60
7.4.220.0090.02016.48
7.4.210.0130.00016.45
7.4.200.0070.00016.43
7.4.160.0000.02316.36
7.4.150.0180.00317.40
7.4.140.0090.00917.86
7.4.130.0080.01016.58
7.4.120.0090.01016.48
7.4.110.0130.00316.27
7.4.100.0060.01116.53
7.4.90.0190.00316.64
7.4.80.0090.00916.66
7.4.70.0100.00716.46
7.4.60.0060.00916.48
7.4.50.0080.00016.30
7.4.40.0100.00616.51
7.4.30.0070.01016.64
7.4.00.0070.00715.04
7.3.330.0000.00513.36
7.3.320.0040.00413.37
7.3.310.0000.00716.32
7.3.300.0030.00316.24
7.3.290.0070.00716.32
7.3.280.0100.00816.32
7.3.270.0190.00717.40
7.3.260.0130.00716.46
7.3.250.0080.00816.56
7.3.240.0090.00816.63
7.3.230.0190.00316.62
7.3.210.0050.01316.33
7.3.200.0070.01019.39
7.3.190.0030.01916.48
7.3.180.0070.01416.46
7.3.170.0170.00316.52
7.3.160.0060.00916.71
7.2.330.0100.01316.77
7.2.320.0130.00916.52
7.2.310.0130.00416.56
7.2.300.0030.01316.42
7.2.290.0140.00616.79
7.2.00.0030.01319.34
7.1.100.0100.00317.85
7.1.70.0000.00817.11
7.1.60.0060.01619.32
7.1.50.0130.01016.62
7.1.00.0070.07322.46
7.0.200.0030.00316.71
7.0.140.0000.07722.08
7.0.60.0100.08019.97
7.0.50.0000.05717.96
7.0.40.0100.07720.21
7.0.30.0400.07020.26
7.0.20.0230.06320.30
7.0.10.0130.08720.22
7.0.00.0170.06020.20
5.6.280.0000.07721.13
5.6.210.0130.07720.50
5.6.200.0100.05718.16
5.6.190.0100.05020.50
5.6.180.0370.05020.77
5.6.170.0330.07320.55
5.6.160.0130.08020.43
5.6.150.0170.06318.22
5.6.140.0070.03718.21
5.6.130.0100.07318.13
5.6.120.0030.04721.09
5.6.110.0000.09321.05
5.6.100.0170.04321.14
5.6.90.0100.08321.00
5.6.80.0030.07720.41
5.5.350.0300.07320.41
5.5.340.0070.03318.02
5.5.330.0030.09720.23
5.5.320.0270.04320.36
5.5.310.0300.07720.34
5.5.300.0100.03717.95
5.5.290.0100.06017.94
5.5.280.0200.07720.96
5.5.270.0070.07020.78
5.5.260.0070.08320.73
5.5.250.0100.04720.56
5.5.240.0170.07320.24
5.4.450.0130.05019.50
5.4.440.0930.05719.47
5.4.430.1300.07019.54
5.4.420.0700.06719.40
5.4.410.1130.05719.35
5.4.400.0970.06719.27
5.4.390.0800.06018.98
5.4.380.0500.07018.51
5.4.370.0330.06318.76
5.4.360.0330.05718.75
5.4.350.0400.08718.59
5.4.340.0400.07318.50
5.4.320.0080.03812.51
5.4.310.0030.04612.50
5.4.300.0050.03912.50
5.4.290.0070.04112.50
5.4.280.0100.04012.40
5.4.270.0060.04212.40
5.4.260.0060.04012.39
5.4.250.0060.04512.40
5.4.240.0060.05512.40
5.4.230.0060.03712.39
5.4.220.0070.03712.39
5.4.210.0100.04112.39
5.4.200.0070.04212.39
5.4.190.0060.04512.39
5.4.180.0070.04312.39
5.4.170.0080.03412.39
5.4.160.0070.04012.39
5.4.150.0060.03512.39
5.4.140.0050.04212.07
5.4.130.0080.03712.06
5.4.120.0050.04212.02
5.4.110.0080.04412.01
5.4.100.0120.03512.01
5.4.90.0070.03612.01
5.4.80.0090.03712.02
5.4.70.0080.03912.01
5.4.60.0070.04412.01
5.4.50.0050.03512.01
5.4.40.0060.04412.00
5.4.30.0070.03512.00
5.4.20.0100.03111.99
5.4.10.0070.03412.00
5.4.00.0050.03511.48
5.3.290.0070.03712.80
5.3.280.0080.03712.71
5.3.270.0040.04212.73
5.3.260.0070.03712.71
5.3.250.0070.03412.71
5.3.240.0060.03612.71
5.3.230.0050.03812.71
5.3.220.0090.03412.68
5.3.210.0060.03912.68
5.3.200.0090.03412.68
5.3.190.0100.03312.68
5.3.180.0090.03412.67
5.3.170.0080.03412.66
5.3.160.0050.03712.67
5.3.150.0060.03612.68
5.3.140.0080.03912.66
5.3.130.0080.03812.66
5.3.120.0050.03912.66
5.3.110.0050.03912.66
5.3.100.0050.03712.12
5.3.90.0070.03412.10
5.3.80.0090.03312.09
5.3.70.0050.03712.09
5.3.60.0040.04212.07
5.3.50.0060.03712.02
5.3.40.0060.03612.02
5.3.30.0060.03411.98
5.3.20.0030.03911.76
5.3.10.0070.03311.73
5.3.00.0060.04011.71
5.2.170.0030.0399.21
5.2.160.0040.0309.21
5.2.150.0060.0299.21
5.2.140.0030.0319.21
5.2.130.0020.0319.17
5.2.120.0020.0309.17
5.2.110.0040.0299.18
5.2.100.0050.0289.18
5.2.90.0070.0379.17
5.2.80.0060.0329.16
5.2.70.0040.0319.16
5.2.60.0080.0269.13
5.2.50.0040.0309.10
5.2.40.0070.0369.07
5.2.30.0060.0339.04
5.2.20.0060.0369.04
5.2.10.0050.0338.88
5.2.00.0070.0268.80
5.1.60.0050.0238.09
5.1.50.0070.0228.09
5.1.40.0060.0238.06
5.1.30.0030.0388.41
5.1.20.0040.0338.43
5.1.10.0090.0258.16
5.1.00.0080.0308.16
5.0.50.0010.0256.64
5.0.40.0070.0206.49
5.0.30.0040.0316.31
5.0.20.0020.0206.29
5.0.10.0030.0226.25
5.0.00.0030.0366.25
4.4.90.0030.0184.78
4.4.80.0020.0264.75
4.4.70.0030.0154.76
4.4.60.0030.0264.75
4.4.50.0030.0194.77
4.4.40.0040.0274.71
4.4.30.0010.0224.76
4.4.20.0030.0254.85
4.4.10.0030.0214.85
4.4.00.0040.0284.76
4.3.110.0020.0164.66
4.3.100.0030.0144.67
4.3.90.0030.0144.63
4.3.80.0050.0214.58
4.3.70.0030.0144.63
4.3.60.0020.0154.62
4.3.50.0030.0154.63
4.3.40.0010.0254.54
4.3.30.0020.0173.30
4.3.20.0040.0163.28
4.3.10.0040.0143.23
4.3.00.0100.0236.86

preferences:
41.14 ms | 401 KiB | 5 Q