3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getCombinations($traits, $string = '', $i = 0) { $combinations = ''; if ($i >= count($traits)) return trim($string) . "\n"; else { foreach ($traits[$i] as $trait) { $combinations .= getCombinations($traits, "$string $trait", $i + 1); } } return $combinations; } $traits = array ( array('Happy', 'Sad', 'Angry', 'Hopeful'), array('Outgoing', 'Introverted'), array('Tall', 'Short', 'Medium'), array('Handsome', 'Plain', 'Ugly') ); $combinations = getCombinations($traits); echo $combinations;

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)
8.3.60.0070.01318.40
8.3.50.0130.00421.14
8.3.40.0060.00918.82
8.3.30.0060.00920.34
8.3.20.0040.00420.66
8.3.10.0040.00421.25
8.3.00.0060.00323.60
8.2.180.0130.00618.41
8.2.170.0070.00722.96
8.2.160.0030.01020.48
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0030.00626.16
8.2.120.0040.00421.01
8.2.110.0100.00020.54
8.2.100.0080.00417.84
8.2.90.0000.00819.17
8.2.80.0060.00317.97
8.2.70.0080.00017.63
8.2.60.0040.00417.93
8.2.50.0030.00518.07
8.2.40.0030.00518.22
8.2.30.0000.00719.54
8.2.20.0000.00717.66
8.2.10.0000.00817.83
8.2.00.0040.00417.66
8.1.280.0100.00625.92
8.1.270.0050.00323.99
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0060.00322.65
8.1.230.0080.00320.97
8.1.220.0030.00618.77
8.1.210.0080.00019.04
8.1.200.0060.00317.34
8.1.190.0030.00517.53
8.1.180.0060.00618.10
8.1.170.0050.00318.65
8.1.160.0040.00418.91
8.1.150.0000.00718.67
8.1.140.0020.00517.39
8.1.130.0040.00417.85
8.1.120.0040.00417.50
8.1.110.0070.00017.43
8.1.100.0000.00717.41
8.1.90.0000.00817.48
8.1.80.0020.00517.46
8.1.70.0000.00717.48
8.1.60.0040.00417.64
8.1.50.0000.00817.41
8.1.40.0040.00817.43
8.1.30.0050.00317.59
8.1.20.0050.00317.61
8.1.10.0000.00817.54
8.1.00.0000.00817.49
8.0.300.0070.00020.04
8.0.290.0040.00417.18
8.0.280.0030.00318.48
8.0.270.0030.00317.29
8.0.260.0030.00316.85
8.0.250.0000.00816.86
8.0.240.0000.00817.00
8.0.230.0070.00016.95
8.0.220.0030.00616.89
8.0.210.0040.00416.95
8.0.200.0000.00717.05
8.0.190.0070.00016.97
8.0.180.0040.00416.93
8.0.170.0060.00316.92
8.0.160.0000.00716.94
8.0.150.0000.00716.92
8.0.140.0080.00016.88
8.0.130.0000.00513.31
8.0.120.0000.00716.88
8.0.110.0040.00416.73
8.0.100.0000.00816.92
8.0.90.0040.00416.83
8.0.80.0120.00316.90
8.0.70.0000.00716.74
8.0.60.0000.00816.84
8.0.50.0000.00816.92
8.0.30.0030.01816.84
8.0.20.0140.00517.40
8.0.10.0040.00416.95
8.0.00.0110.00816.66
7.4.330.0030.00314.94
7.4.320.0060.00016.63
7.4.300.0030.00316.67
7.4.290.0030.00316.61
7.4.280.0040.00416.54
7.4.270.0030.00316.47
7.4.260.0000.00613.25
7.4.250.0040.00416.45
7.4.240.0000.00716.51
7.4.230.0070.00016.62
7.4.220.0090.00916.73
7.4.210.0070.00716.69
7.4.200.0030.00316.28
7.4.190.0000.00816.73
7.4.160.0100.00516.60
7.4.150.0100.00717.40
7.4.140.0120.00817.86
7.4.130.0120.00516.47
7.4.120.0090.00916.54
7.4.110.0000.01616.59
7.4.100.0080.00816.59
7.4.90.0070.01016.65
7.4.80.0100.00719.39
7.4.70.0100.00716.58
7.4.60.0100.01016.61
7.4.50.0040.00416.78
7.4.40.0080.00422.77
7.4.30.0100.00716.55
7.4.00.0050.01114.96
7.3.330.0000.00613.46
7.3.320.0030.00313.20
7.3.310.0030.00316.46
7.3.300.0070.00016.35
7.3.290.0070.00716.30
7.3.280.0090.00716.39
7.3.270.0040.01417.40
7.3.260.0150.00418.24
7.3.250.0070.01316.46
7.3.240.0060.01616.38
7.3.230.0040.01516.48
7.3.210.0100.00616.41
7.3.200.0190.00619.39
7.3.190.0060.01516.66
7.3.180.0030.01716.41
7.3.170.0060.01516.51
7.3.160.0080.00816.57
7.3.120.0040.01414.82
7.3.110.0120.00614.63
7.3.100.0090.00614.80
7.3.90.0120.00314.98
7.3.80.0090.00314.79
7.3.70.0070.01014.89
7.3.60.0060.00914.81
7.3.50.0070.00714.89
7.3.40.0070.01414.82
7.3.30.0030.01714.81
7.3.20.0120.00616.46
7.3.10.0050.00916.49
7.3.00.0070.01016.74
7.2.330.0150.00316.45
7.2.320.0070.01516.77
7.2.310.0030.01916.44
7.2.300.0110.00616.54
7.2.290.0130.00316.69
7.2.250.0110.00714.88
7.2.240.0140.00715.20
7.2.230.0040.01415.11
7.2.220.0080.00615.03
7.2.210.0080.00614.56
7.2.200.0030.01415.08
7.2.190.0030.00715.04
7.2.180.0070.01015.16
7.2.170.0030.01715.13
7.2.130.0080.00417.08
7.2.120.0120.00316.84
7.2.110.0060.00616.89
7.2.100.0000.01516.75
7.2.90.0030.00617.05
7.2.80.0000.01416.63
7.2.70.0040.00717.01
7.2.60.0030.01116.89
7.2.50.0050.00916.94
7.2.40.0070.01017.18
7.2.30.0060.00617.08
7.2.20.0040.00817.04
7.2.10.0070.00416.97
7.2.00.0140.00016.96
7.1.330.0070.00715.61
7.1.320.0030.01015.82
7.1.310.0070.00415.75
7.1.300.0040.00715.78
7.1.290.0130.00315.65
7.1.280.0110.00715.48
7.1.270.0060.01215.70
7.1.260.0110.00415.75
7.1.250.0100.00015.82
7.1.200.0130.00715.60
7.1.70.0000.00816.93
7.1.60.0140.01119.17
7.1.50.0030.01216.86
7.1.00.0030.07022.46
7.0.200.0000.00916.79
7.0.140.0030.07022.19
7.0.100.0170.07020.00
7.0.90.0100.08319.90
7.0.80.0100.08019.94
7.0.70.0030.08019.94
7.0.60.0070.07320.00
7.0.50.0130.04020.25
7.0.40.0100.08320.05
7.0.30.0070.08320.04
7.0.20.0200.03320.08
7.0.10.0000.05020.02
7.0.00.0170.06720.09
5.6.280.0030.07321.02
5.6.250.0130.07720.50
5.6.240.0030.08320.66
5.6.230.0100.05020.74
5.6.220.0070.08720.59
5.6.210.0070.08320.46
5.6.200.0070.08021.04
5.6.190.0200.07321.09
5.6.180.0030.09021.01
5.6.170.0170.06721.04
5.6.160.0100.07721.00
5.6.150.0070.08021.07
5.6.140.0100.04321.07
5.6.130.0070.07721.05
5.6.120.0100.08021.11
5.6.110.0070.08721.11
5.6.100.0070.04320.90
5.6.90.0030.07721.02
5.6.80.0030.06020.41
5.6.70.0070.07720.43
5.6.60.0000.08020.48
5.6.50.0130.07020.31
5.6.40.0100.09020.44
5.6.30.0230.06320.37
5.6.20.0030.06320.49
5.6.10.0070.08720.52
5.6.00.0070.08020.29
5.5.380.0100.04020.35
5.5.370.0000.08720.36
5.5.360.0100.08020.43
5.5.350.0130.04020.37
5.5.340.0100.08320.84
5.5.330.0130.07720.84
5.5.320.0000.08020.84
5.5.310.0000.05320.80
5.5.300.0130.07320.80
5.5.290.0130.06020.80
5.5.280.0100.08320.80
5.5.270.0100.08020.77
5.5.260.0100.07720.76
5.5.250.0070.04320.59
5.5.240.0170.07020.27
5.5.230.0000.08320.16
5.5.220.0030.08720.13
5.5.210.0070.07720.29
5.5.200.0070.08020.11
5.5.190.0170.07320.15
5.5.180.0000.08320.27
5.5.160.0130.07020.26
5.5.150.0100.08020.12
5.5.140.0170.03720.11
5.5.130.0070.07320.26
5.5.120.0030.08020.23
5.5.110.0130.07020.22
5.5.100.0100.07320.11
5.5.90.0130.07720.18
5.5.80.0100.07720.09
5.5.70.0030.08720.17
5.5.60.0000.08019.96
5.5.50.0130.07020.06
5.5.40.0070.07720.16
5.5.30.0130.07320.00
5.5.20.0030.08320.10
5.5.10.0130.06720.05
5.5.00.0000.08320.05
5.4.450.0100.08019.36
5.4.440.0030.08019.27
5.4.430.0070.05019.35
5.4.420.0070.07719.16
5.4.410.0070.07319.35
5.4.400.0070.05719.16
5.4.390.0030.05019.09
5.4.380.0100.07318.88
5.4.370.0070.07019.16
5.4.360.0100.08019.04
5.4.350.0070.07019.18
5.4.340.0100.07318.91
5.4.320.0130.07018.90
5.4.310.0070.07318.94
5.4.300.0100.07719.18
5.4.290.0030.08019.05
5.4.280.0070.07718.85
5.4.270.0100.07319.04
5.4.260.0000.07019.04
5.4.250.0170.07018.91
5.4.240.0100.07319.17
5.4.230.0030.04718.91
5.4.220.0100.07318.84
5.4.210.0100.07319.05
5.4.200.0030.07718.93
5.4.190.0070.07719.20
5.4.180.0070.07319.12
5.4.170.0030.07719.17
5.4.160.0130.07319.12
5.4.150.0100.07719.11
5.4.140.0030.07716.47
5.4.130.0100.06716.43
5.4.120.0100.07016.52
5.4.110.0070.08016.41
5.4.100.0200.05316.45
5.4.90.0130.06716.47
5.4.80.0070.06316.43
5.4.70.0100.03716.49
5.4.60.0070.06016.40
5.4.50.0070.07316.31
5.4.40.0100.07316.42
5.4.30.0100.06716.30
5.4.20.0030.07316.43
5.4.10.0030.08016.32
5.4.00.0130.04015.90
5.3.290.0100.06714.70
5.3.280.0070.07714.59
5.3.270.0070.07314.59
5.3.260.0030.08014.67
5.3.250.0170.06714.60
5.3.240.0070.07714.54
5.3.230.0030.04314.72
5.3.220.0100.07314.62
5.3.210.0030.07714.71
5.3.200.0030.06014.69
5.3.190.0100.07314.69
5.3.180.0100.05014.60
5.3.170.0100.07014.66
5.3.160.0070.07714.62
5.3.150.0100.06714.69
5.3.140.0070.08014.54
5.3.130.0070.06714.50
5.3.120.0070.04014.48
5.3.110.0070.07014.54
5.3.100.0270.05713.99
5.3.90.0070.07714.06
5.3.80.0070.05014.02
5.3.70.0030.06714.09
5.3.60.0000.04714.03
5.3.50.0100.03713.93
5.3.40.0070.06313.96
5.3.30.0070.07013.81
5.3.20.0030.04313.69
5.3.10.0030.06713.68
5.3.00.0070.07313.56
5.2.170.0170.02712.37
5.2.160.0030.04012.37
5.2.150.0070.05312.37
5.2.140.0030.06012.37
5.2.130.0000.03712.37
5.2.120.0030.06312.37
5.2.110.0070.05712.37
5.2.100.0000.03712.37
5.2.90.0130.04012.37
5.2.80.0000.06712.37
5.2.70.0030.07012.37
5.2.60.0100.05712.37
5.2.50.0070.05012.37
5.2.40.0070.05712.37
5.2.30.0030.06712.37
5.2.20.0070.06312.37
5.2.10.0130.04712.37
5.2.00.0030.06312.37
5.1.60.0100.02312.37
5.1.50.0030.05312.37
5.1.40.0130.04312.37
5.1.30.0000.04712.37
5.1.20.0100.05012.37
5.1.10.0070.04312.37
5.1.00.0100.04712.37
5.0.50.0030.02712.37
5.0.40.0070.04012.37
5.0.30.0000.05012.37
5.0.20.0000.02712.37
5.0.10.0000.02012.37
5.0.00.0000.03012.37
4.4.90.0000.02712.37
4.4.80.0030.03312.37
4.4.70.0030.03712.37
4.4.60.0070.03012.37
4.4.50.0000.03712.37
4.4.40.0030.05712.37
4.4.30.0070.03012.37
4.4.20.0000.03312.37
4.4.10.0030.03012.37
4.4.00.0030.04712.37
4.3.110.0000.03712.37
4.3.100.0000.03712.37
4.3.90.0000.02012.37
4.3.80.0030.02012.37
4.3.70.0000.01312.37
4.3.60.0000.01312.37
4.3.50.0000.02012.37
4.3.40.0000.02712.37
4.3.30.0000.01712.37
4.3.20.0000.01712.37
4.3.10.0000.02012.37
4.3.00.0000.01712.37

preferences:
42.81 ms | 401 KiB | 5 Q