3v4l.org

run code in 300+ PHP versions simultaneously
<?php function P(array $sources) { $result=array(); $cache=array(); foreach($sources as $node) { $cache=$result; $result=array(); foreach($node as $item) { if(empty($cache)) { $result[]=array($item); } else { foreach($cache as $line) { $line[]=$item; $result[]=$line; } } } } return $result; } $result=P(array( array('paco', 'anto', 'jua'), array('a', 'b') )); print_r(array_map(function($a){return implode(",",$a);},$result));

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)
8.3.60.0070.01316.75
8.3.50.0050.01122.89
8.3.40.0070.00718.57
8.3.30.0110.00319.21
8.3.20.0040.00420.29
8.3.10.0050.00323.65
8.3.00.0080.00019.38
8.2.180.0140.00716.88
8.2.170.0140.00022.96
8.2.160.0100.00618.88
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0100.00326.16
8.2.120.0040.00421.01
8.2.110.0080.00322.10
8.2.100.0000.01117.84
8.2.90.0000.00819.21
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0060.00320.07
8.2.30.0000.00718.02
8.2.20.0000.00817.83
8.2.10.0050.00318.13
8.2.00.0000.00817.61
8.1.280.0040.01525.92
8.1.270.0030.00623.82
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00023.83
8.1.230.0110.00019.15
8.1.220.0040.00417.79
8.1.210.0030.00518.77
8.1.200.0030.01017.35
8.1.190.0080.00017.22
8.1.180.0060.00318.10
8.1.170.0000.00918.72
8.1.160.0040.00421.93
8.1.150.0070.00018.89
8.1.140.0000.00717.46
8.1.130.0030.00317.71
8.1.120.0040.00417.46
8.1.110.0000.00717.41
8.1.100.0080.00017.32
8.1.90.0000.00717.41
8.1.80.0040.00417.36
8.1.70.0030.00317.38
8.1.60.0050.00317.50
8.1.50.0060.00317.43
8.1.40.0030.00617.52
8.1.30.0030.00517.55
8.1.20.0040.00417.62
8.1.10.0000.00717.39
8.1.00.0040.00417.34
8.0.300.0060.00318.77
8.0.290.0070.00016.75
8.0.280.0000.00718.40
8.0.270.0050.00317.17
8.0.260.0060.00017.29
8.0.250.0070.00016.97
8.0.240.0030.00316.92
8.0.230.0030.00516.94
8.0.220.0030.00316.79
8.0.210.0070.00016.83
8.0.200.0000.00616.97
8.0.190.0050.00317.02
8.0.180.0070.00016.91
8.0.170.0040.00416.89
8.0.160.0040.00416.80
8.0.150.0000.00716.83
8.0.140.0000.00716.76
8.0.130.0050.00213.36
8.0.120.0040.00416.82
8.0.110.0030.00616.88
8.0.100.0040.00416.91
8.0.90.0030.00316.76
8.0.80.0090.01216.81
8.0.70.0040.00416.93
8.0.60.0050.00316.79
8.0.50.0000.00716.88
8.0.30.0090.01016.98
8.0.20.0070.01217.40
8.0.10.0000.00816.97
8.0.00.0070.01016.88
7.4.330.0030.00315.00
7.4.320.0000.00616.61
7.4.300.0030.00316.64
7.4.290.0030.00316.36
7.4.280.0030.00316.55
7.4.270.0030.00316.58
7.4.260.0070.00316.35
7.4.250.0030.00516.56
7.4.240.0000.00716.52
7.4.230.0000.00716.36
7.4.220.0090.00916.58
7.4.210.0120.00316.43
7.4.200.0000.00716.61
7.4.160.0100.00716.45
7.4.150.0040.01417.40
7.4.140.0100.00717.86
7.4.130.0120.00516.47
7.4.120.0080.00816.51
7.4.110.0120.00416.30
7.4.100.0090.00916.63
7.4.90.0100.00716.44
7.4.80.0100.01319.39
7.4.70.0130.00416.43
7.4.60.0100.00716.44
7.4.50.0060.00016.39
7.4.40.0130.00616.35
7.4.30.0090.00616.64
7.4.00.0060.01114.95
7.3.330.0000.00613.41
7.3.320.0000.00613.13
7.3.310.0070.00016.42
7.3.300.0070.00016.31
7.3.290.0100.00816.39
7.3.280.0080.00916.40
7.3.270.0060.01317.40
7.3.260.0060.01816.57
7.3.250.0080.00916.42
7.3.240.0110.00716.55
7.3.230.0060.00916.54
7.3.210.0090.00616.51
7.3.200.0090.01319.39
7.3.190.0080.00816.57
7.3.180.0080.00816.34
7.3.170.0130.00516.48
7.3.160.0080.00816.27
7.3.10.0070.00316.28
7.3.00.0060.00516.33
7.2.330.0170.00016.50
7.2.320.0130.01316.52
7.2.310.0060.01216.48
7.2.300.0170.00316.43
7.2.290.0060.01216.84
7.2.130.0060.01216.71
7.2.120.0080.00716.57
7.2.110.0080.00616.59
7.2.100.0090.00516.62
7.2.90.0030.00916.65
7.2.80.0070.00716.89
7.2.70.0080.00516.93
7.2.60.0090.00616.79
7.2.50.0120.00716.88
7.2.40.0120.00516.95
7.2.30.0080.00516.78
7.2.20.0090.00616.61
7.2.10.0020.00916.73
7.2.00.0060.00817.70
7.1.250.0070.00915.59
7.1.200.0060.00615.71
7.1.100.0060.00318.24
7.1.70.0000.01016.95
7.1.60.0140.01119.40
7.1.50.0090.01216.86
7.1.00.0030.07722.37
7.0.200.0020.00516.87
7.0.140.0170.06022.11
7.0.60.0070.07020.03
7.0.50.0100.07317.89
7.0.40.0070.04020.23
7.0.30.0300.04020.23
7.0.20.0300.08320.33
7.0.10.0030.09020.23
7.0.00.0100.08320.12
5.6.280.0100.06721.10
5.6.210.0030.04020.52
5.6.200.0100.06318.15
5.6.190.0000.04720.33
5.6.180.0330.08020.64
5.6.170.0270.05020.47
5.6.160.0000.05020.46
5.6.150.0000.04318.12
5.6.140.0100.04018.28
5.6.130.0100.07718.14
5.6.120.0030.09020.99
5.6.110.0000.05320.99
5.6.100.0030.06320.99
5.6.90.0100.04021.11
5.6.80.0070.04020.38
5.5.350.0400.05720.42
5.5.340.0030.07318.09
5.5.330.0070.05720.29
5.5.320.0130.08320.30
5.5.310.0200.05720.34
5.5.300.0000.04718.10
5.5.290.0070.06318.08
5.5.280.0070.04720.86
5.5.270.0070.07020.85
5.5.260.0200.05320.67
5.5.250.0170.06320.72
5.5.240.0070.07320.08
5.4.450.0200.06719.55
5.4.440.0230.05319.20
5.4.430.0170.05719.62
5.4.420.0200.05019.46
5.4.410.0170.04718.96
5.4.400.0200.06018.82
5.4.390.0300.05718.79
5.4.380.0130.05318.62
5.4.370.0000.04318.64
5.4.360.0000.04318.73
5.4.350.0080.04012.03
5.4.340.0070.03612.02
5.4.320.0050.03812.51
5.4.310.0050.03812.51
5.4.300.0060.04212.51
5.4.290.0110.04812.51
5.4.280.0050.03912.41
5.4.270.0080.03712.40
5.4.260.0040.04212.41
5.4.250.0060.03912.40
5.4.240.0080.03612.40
5.4.230.0070.03912.39
5.4.220.0070.04112.39
5.4.210.0090.03712.39
5.4.200.0060.04212.39
5.4.190.0060.03912.39
5.4.180.0030.03912.39
5.4.170.0020.03912.39
5.4.160.0070.03412.39
5.4.150.0070.04112.39
5.4.140.0060.04012.08
5.4.130.0050.04012.07
5.4.120.0090.03612.02
5.4.110.0070.03812.01
5.4.100.0040.04412.02
5.4.90.0040.04612.02
5.4.80.0060.03612.02
5.4.70.0080.04612.01
5.4.60.0060.03612.02
5.4.50.0070.04112.01
5.4.40.0090.03512.00
5.4.30.0080.03712.00
5.4.20.0040.04112.00
5.4.10.0090.04412.00
5.4.00.0070.03811.49
5.3.290.0050.03912.80
5.3.280.0070.03612.71
5.3.270.0050.03912.72
5.3.260.0040.04012.72
5.3.250.0060.03812.72
5.3.240.0090.04112.72
5.3.230.0090.03812.71
5.3.220.0060.03712.68
5.3.210.0070.03912.68
5.3.200.0060.03612.68
5.3.190.0070.03912.68
5.3.180.0060.04212.68
5.3.170.0070.04012.67
5.3.160.0050.03812.68
5.3.150.0070.03712.68
5.3.140.0070.03912.66
5.3.130.0050.04112.66
5.3.120.0070.03912.65
5.3.110.0070.03712.65
5.3.100.0100.03312.12
5.3.90.0050.03712.11
5.3.80.0100.03112.10
5.3.70.0080.03412.09
5.3.60.0070.03712.07
5.3.50.0070.03412.03
5.3.40.0060.03612.03
5.3.30.0080.03211.99
5.3.20.0080.04011.77
5.3.10.0080.03111.73
5.3.00.0030.03911.72
5.2.170.0080.0279.22
5.2.160.0070.0269.22
5.2.150.0050.0299.22
5.2.140.0050.0319.22
5.2.130.0050.0299.18
5.2.120.0040.0299.18
5.2.110.0070.0279.18
5.2.100.0040.0299.18
5.2.90.0060.0279.18
5.2.80.0060.0409.18
5.2.70.0070.0319.18
5.2.60.0070.0349.13
5.2.50.0050.0299.10
5.2.40.0050.0289.08
5.2.30.0050.0289.05
5.2.20.0080.0249.04
5.2.10.0060.0268.95
5.2.00.0060.0288.82
5.1.60.0060.0228.09
5.1.50.0020.0278.09
5.1.40.0060.0228.07
5.1.30.0060.0288.43
5.1.20.0080.0238.45
5.1.10.0040.0268.17
5.1.00.0040.0278.17
5.0.50.0020.0226.64
5.0.40.0060.0256.49
5.0.30.0020.0416.31
5.0.20.0060.0176.28
5.0.10.0030.0206.25
5.0.00.0050.0296.25
4.4.90.0020.0164.78
4.4.80.0030.0154.75
4.4.70.0040.0144.75
4.4.60.0060.0124.75
4.4.50.0010.0204.77
4.4.40.0040.0284.71
4.4.30.0040.0144.76
4.4.20.0040.0154.85
4.4.10.0030.0164.84
4.4.00.0030.0294.75
4.3.110.0050.0134.67
4.3.100.0020.0194.66
4.3.90.0040.0164.64
4.3.80.0030.0254.59
4.3.70.0040.0144.63
4.3.60.0030.0144.63
4.3.50.0030.0164.63
4.3.40.0020.0294.54
4.3.30.0040.0143.30
4.3.20.0030.0153.29
4.3.10.0010.0173.24
4.3.00.0130.0278.53

preferences:
38.53 ms | 401 KiB | 5 Q