3v4l.org

run code in 300+ PHP versions simultaneously
<?php function permutation(array $arr) { while($ele=array_shift($arr)) { $x=$ele; echo $x."\n"; foreach($arr as $rest) { $x.=" $rest"; echo $x."\n"; } } } permutation(array(array('red', 'blue', 'green'),array('small', 'med', 'large'),array('car', 'truck', 'van')));

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)
8.3.60.0070.01418.56
8.3.50.0110.00821.27
8.3.40.0070.00718.98
8.3.30.0070.00720.20
8.3.20.0090.00020.65
8.3.10.0060.00320.95
8.3.00.0040.00422.37
8.2.180.0170.00016.50
8.2.170.0140.00422.96
8.2.160.0080.00520.52
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0000.00826.16
8.2.120.0000.00721.04
8.2.110.0090.00021.03
8.2.100.0090.00318.03
8.2.90.0050.00319.20
8.2.80.0000.00719.36
8.2.70.0000.01017.63
8.2.60.0030.00517.92
8.2.50.0030.00618.07
8.2.40.0030.00518.34
8.2.30.0030.00619.32
8.2.20.0040.00417.78
8.2.10.0040.00417.63
8.2.00.0040.00717.63
8.1.280.0190.00825.92
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0030.00622.46
8.1.230.0110.00021.04
8.1.220.0030.00518.77
8.1.210.0000.00818.83
8.1.200.0060.00317.36
8.1.190.0050.00317.53
8.1.180.0060.00318.10
8.1.170.0050.00318.46
8.1.160.0000.00718.82
8.1.150.0070.00018.56
8.1.140.0040.00417.46
8.1.130.0070.00017.75
8.1.120.0040.00417.45
8.1.110.0000.00817.47
8.1.100.0000.00717.39
8.1.90.0000.00717.40
8.1.80.0070.00017.47
8.1.70.0000.00717.48
8.1.60.0060.00317.48
8.1.50.0030.00517.50
8.1.40.0030.00517.50
8.1.30.0000.00817.54
8.1.20.0000.00817.66
8.1.10.0000.00717.56
8.1.00.0050.00317.49
8.0.300.0040.00419.97
8.0.290.0040.00417.05
8.0.280.0000.00718.36
8.0.270.0000.00717.23
8.0.260.0070.00016.95
8.0.250.0030.00317.04
8.0.240.0050.00517.06
8.0.230.0000.00716.91
8.0.220.0070.00016.86
8.0.210.0000.00717.02
8.0.200.0030.00317.01
8.0.190.0030.00617.01
8.0.180.0070.00016.98
8.0.170.0030.00316.89
8.0.160.0050.00216.82
8.0.150.0020.00517.00
8.0.140.0030.00616.80
8.0.130.0070.00013.43
8.0.120.0040.00416.90
8.0.110.0030.00316.95
8.0.100.0040.00416.76
8.0.90.0000.00716.83
8.0.80.0000.01517.03
8.0.70.0000.00716.82
8.0.60.0080.00017.00
8.0.50.0000.00716.92
8.0.30.0080.01017.10
8.0.20.0120.00617.40
8.0.10.0030.00517.00
8.0.00.0110.00816.74
7.4.330.0020.00216.76
7.4.320.0030.00316.53
7.4.300.0000.00616.48
7.4.290.0030.00316.41
7.4.280.0070.00016.60
7.4.270.0000.00716.62
7.4.260.0030.00313.23
7.4.250.0000.00816.50
7.4.240.0000.00716.64
7.4.230.0000.00716.62
7.4.220.0060.01216.38
7.4.210.0060.01016.58
7.4.200.0000.00716.42
7.4.190.0000.00816.79
7.4.160.0130.00616.44
7.4.150.0130.00617.40
7.4.140.0110.00717.86
7.4.130.0100.00716.52
7.4.120.0080.00916.54
7.4.110.0120.00816.50
7.4.100.0080.00816.60
7.4.90.0090.00916.79
7.4.80.0150.00319.39
7.4.70.0140.00416.51
7.4.60.0050.01116.72
7.4.50.0060.00316.38
7.4.40.0030.01022.77
7.4.30.0040.01616.55
7.4.00.0000.01414.87
7.3.330.0000.00613.40
7.3.320.0000.00513.41
7.3.310.0000.00716.29
7.3.300.0000.00616.41
7.3.290.0070.00716.44
7.3.280.0060.01016.43
7.3.270.0070.01117.40
7.3.260.0090.01518.24
7.3.250.0080.00916.52
7.3.240.0180.00016.52
7.3.230.0110.00716.39
7.3.210.0030.01416.43
7.3.200.0110.01119.39
7.3.190.0120.00916.50
7.3.180.0120.00316.38
7.3.170.0060.00916.42
7.3.160.0090.00616.61
7.3.120.0080.00814.81
7.2.330.0170.00416.74
7.2.320.0130.00516.73
7.2.310.0170.00616.76
7.2.300.0090.00816.66
7.2.290.0050.01216.76
7.2.00.0070.00719.38
7.1.100.0040.01117.96
7.1.70.0040.00417.27
7.1.60.0120.01219.17
7.1.50.0160.00616.88
7.1.00.0000.03722.33
7.0.200.0030.00316.91
7.0.140.0030.07722.15
7.0.100.0070.07019.96
7.0.90.0100.07719.85
7.0.80.0130.04319.97
7.0.70.0030.08020.01
7.0.60.0070.08319.96
7.0.50.0000.09320.31
7.0.40.0100.08320.11
7.0.30.0070.08020.11
7.0.20.0000.09020.19
7.0.10.0100.08320.03
7.0.00.0100.08320.07
5.6.280.0100.06321.15
5.6.250.0100.07020.50
5.6.240.0030.08720.68
5.6.230.0070.08320.49
5.6.220.0070.08720.63
5.6.210.0130.07320.75
5.6.200.0100.08321.02
5.6.190.0170.07321.04
5.6.180.0170.03721.03
5.6.170.0130.07721.08
5.6.160.0170.07321.01
5.6.150.0130.08321.06
5.6.140.0170.07021.02
5.6.130.0170.07021.06
5.6.120.0070.07321.14
5.6.110.0070.05021.01
5.6.100.0070.08021.07
5.6.90.0030.05020.95
5.6.80.0030.08320.37
5.6.70.0030.07720.45
5.6.60.0030.08020.55
5.6.50.0000.08020.43
5.6.40.0070.05020.41
5.6.30.0170.06320.50
5.6.20.0000.08320.38
5.6.10.0030.05020.44
5.6.00.0070.07020.43
5.5.380.0100.07720.46
5.5.370.0070.07720.47
5.5.360.0000.05320.54
5.5.350.0100.05720.40
5.5.340.0170.03720.89
5.5.330.0070.08320.84
5.5.320.0100.08020.93
5.5.310.0130.07020.88
5.5.300.0100.07720.91
5.5.290.0070.07320.91
5.5.280.0130.08020.84
5.5.270.0030.09020.87
5.5.260.0070.05020.93
5.5.250.0070.08320.62
5.5.240.0070.07320.17
5.5.230.0070.06720.25
5.5.220.0030.08320.14
5.5.210.0070.08020.29
5.5.200.0000.08320.18
5.5.190.0130.07320.16
5.5.180.0070.07720.21
5.5.160.0100.04020.08
5.5.150.0130.07720.16
5.5.140.0100.03320.21
5.5.130.0070.03720.23
5.5.120.0100.03720.25
5.5.110.0070.03720.15
5.5.100.0000.04720.09
5.5.90.0070.03720.02
5.5.80.0070.03720.05
5.5.70.0070.05020.10
5.5.60.0030.04320.06
5.5.50.0070.06319.97
5.5.40.0130.05020.06
5.5.30.0030.04019.96
5.5.20.0130.04320.14
5.5.10.0100.06020.14
5.5.00.0030.06320.00
5.4.450.0130.07319.47
5.4.440.0100.08019.49
5.4.430.0030.08319.42
5.4.420.0070.08019.37
5.4.410.0070.06019.24
5.4.400.0130.07019.08
5.4.390.0130.07019.16
5.4.380.0070.07719.18
5.4.370.0000.05719.16
5.4.360.0070.07018.90
5.4.350.0130.07019.24
5.4.340.0100.06719.05
5.4.320.0000.05018.88
5.4.310.0070.04319.05
5.4.300.0000.05019.12
5.4.290.0070.03319.23
5.4.280.0000.04319.23
5.4.270.0070.03719.21
5.4.260.0030.03719.04
5.4.250.0030.03719.20
5.4.240.0070.04019.21
5.4.230.0000.04319.04
5.4.220.0000.04319.04
5.4.210.0070.04719.21
5.4.200.0070.05019.05
5.4.190.0000.04719.16
5.4.180.0170.03018.86
5.4.170.0030.04018.94
5.4.160.0070.04019.12
5.4.150.0170.03019.21
5.4.140.0100.03716.50
5.4.130.0030.03716.51
5.4.120.0000.05716.46
5.4.110.0070.03316.43
5.4.100.0000.03716.43
5.4.90.0000.04716.39
5.4.80.0000.05716.35
5.4.70.0100.03316.42
5.4.60.0000.04016.41
5.4.50.0030.03316.44
5.4.40.0000.03716.52
5.4.30.0070.07316.23
5.4.20.0070.03016.47
5.4.10.0000.03716.36
5.4.00.0100.07315.87
5.3.290.0030.03714.60
5.3.280.0070.05314.69
5.3.270.0030.04014.63
5.3.260.0130.03714.63
5.3.250.0030.07014.63
5.3.240.0000.05314.55
5.3.230.0030.06314.59
5.3.220.0000.04314.54
5.3.210.0030.08014.55
5.3.200.0030.04014.60
5.3.190.0070.06314.66
5.3.180.0100.04014.67
5.3.170.0070.06314.59
5.3.160.0070.04714.52
5.3.150.0000.04314.67
5.3.140.0030.04714.56
5.3.130.0000.06014.56
5.3.120.0000.03714.64
5.3.110.0070.07014.60
5.3.100.0000.04014.10
5.3.90.0030.03714.08
5.3.80.0030.03014.00
5.3.70.0070.03314.01
5.3.60.0100.05313.91
5.3.50.0170.02014.02
5.3.40.0030.03713.88
5.3.30.0000.04014.04
5.3.20.0070.06013.67
5.3.10.0000.06313.77
5.3.00.0170.06013.70
5.2.170.0070.02311.17
5.2.160.0000.03011.04
5.2.150.0030.02311.26
5.2.140.0070.05711.28
5.2.130.0100.02711.02
5.2.120.0030.05311.12
5.2.110.0100.05311.20
5.2.100.0130.05311.13
5.2.90.0070.06311.11
5.2.80.0030.06711.23
5.2.70.0100.05011.00
5.2.60.0070.06011.13
5.2.50.0070.05711.11
5.2.40.0030.06311.01
5.2.30.0000.05011.09
5.2.20.0070.06010.98
5.2.10.0130.05710.91
5.2.00.0070.05010.78
5.1.60.0030.03310.07
5.1.50.0070.05010.07
5.1.40.0030.0579.98
5.1.30.0030.05710.45
5.1.20.0030.05710.40
5.1.10.0070.05010.08
5.1.00.0000.0609.91
5.0.50.0030.0508.57
5.0.40.0070.0408.41
5.0.30.0030.0638.33
5.0.20.0030.0408.33
5.0.10.0030.0438.33
5.0.00.0030.0638.33
4.4.90.0000.0378.33
4.4.80.0030.0338.33
4.4.70.0000.0378.33
4.4.60.0030.0378.33
4.4.50.0000.0378.33
4.4.40.0030.0508.33
4.4.30.0030.0338.33
4.4.20.0000.0378.33
4.4.10.0030.0378.33
4.4.00.0070.0478.33
4.3.110.0000.0378.33
4.3.100.0030.0378.33
4.3.90.0030.0338.33
4.3.80.0100.0478.33
4.3.70.0030.0338.33
4.3.60.0070.0278.33
4.3.50.0000.0378.33
4.3.40.0000.0478.33
4.3.30.0030.0338.33
4.3.20.0030.0308.33
4.3.10.0030.0338.33
4.3.00.0000.0338.33

preferences:
39.08 ms | 401 KiB | 5 Q