3v4l.org

run code in 300+ PHP versions simultaneously
<?php function computeCombination(array $source,$picks,$startIndex=0,array $pad=array()) { if($picks<=0) { return $pad; } elseif($picks>=count($source)-$startIndex) { return array(array_merge($pad,array_slice($source,$startIndex))); } $result=array(); foreach(range($startIndex,count($source)-$picks) as $subStartIndex) { $subPad=$pad; $subPad[]=$source[$subStartIndex]; if(empty($pad))// to make the output look nice { $result=array_merge($result,computeCombination($source,$picks-1,$subStartIndex+1,$subPad)); } else { $result=array_merge($result,array(computeCombination($source,$picks-1,$subStartIndex+1,$subPad))); } } return $result; } print_r(computeCombination(array(1,2,3,4,5),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)
8.3.60.0120.00618.68
8.3.50.0190.00521.27
8.3.40.0090.00618.79
8.3.30.0100.00320.25
8.3.20.0060.00320.34
8.3.10.0050.00321.09
8.3.00.0080.00022.46
8.2.180.0100.01016.63
8.2.170.0160.00022.96
8.2.160.0130.00320.47
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00320.79
8.2.110.0100.00021.04
8.2.100.0090.00317.91
8.2.90.0000.01119.09
8.2.80.0030.00517.97
8.2.70.0090.00017.50
8.2.60.0040.00418.16
8.2.50.0050.00318.07
8.2.40.0050.00318.35
8.2.30.0040.00418.08
8.2.20.0000.00717.68
8.2.10.0050.00217.88
8.2.00.0030.00717.64
8.1.280.0040.01525.92
8.1.270.0040.00424.66
8.1.260.0110.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00019.59
8.1.230.0110.00017.89
8.1.220.0030.00717.78
8.1.210.0040.00418.77
8.1.200.0100.00017.36
8.1.190.0000.00817.10
8.1.180.0050.00518.10
8.1.170.0040.00418.51
8.1.160.0060.00318.94
8.1.150.0000.00718.89
8.1.140.0000.00817.40
8.1.130.0000.00717.84
8.1.120.0070.00017.50
8.1.110.0040.00417.52
8.1.100.0070.00017.46
8.1.90.0050.00317.49
8.1.80.0060.00317.50
8.1.70.0030.00617.50
8.1.60.0040.00417.50
8.1.50.0030.00517.59
8.1.40.0040.00417.51
8.1.30.0040.00417.61
8.1.20.0040.00417.70
8.1.10.0000.00817.49
8.1.00.0000.00817.52
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0040.00417.24
8.0.260.0080.00016.81
8.0.250.0040.00417.01
8.0.240.0000.00816.96
8.0.230.0040.00416.94
8.0.220.0070.00016.92
8.0.210.0040.00416.97
8.0.200.0000.00616.88
8.0.190.0000.00816.86
8.0.180.0040.00416.96
8.0.170.0000.00916.88
8.0.160.0040.00416.84
8.0.150.0070.00016.85
8.0.140.0000.01116.70
8.0.130.0000.00713.33
8.0.120.0000.00816.75
8.0.110.0070.00016.90
8.0.100.0050.00516.97
8.0.90.0000.00716.77
8.0.80.0070.00716.93
8.0.70.0040.00416.85
8.0.60.0000.00716.87
8.0.50.0040.00416.73
8.0.30.0060.01317.07
8.0.20.0120.00817.40
8.0.10.0000.00817.09
8.0.00.0100.00916.65
7.4.330.0020.00216.73
7.4.320.0070.00016.52
7.4.300.0030.00316.67
7.4.290.0000.00716.52
7.4.280.0070.00016.57
7.4.270.0070.00016.45
7.4.260.0030.00313.33
7.4.250.0000.00716.52
7.4.240.0000.00716.55
7.4.230.0000.00716.42
7.4.220.0110.01116.56
7.4.210.0060.01116.59
7.4.200.0070.00016.64
7.4.190.0000.00716.66
7.4.160.0030.01216.52
7.4.150.0040.01417.40
7.4.140.0100.01017.86
7.4.130.0090.00916.57
7.4.120.0070.01016.50
7.4.110.0090.00916.68
7.4.100.0090.00916.63
7.4.90.0150.00316.49
7.4.80.0070.01419.39
7.4.70.0000.01616.43
7.4.60.0130.00616.63
7.4.50.0040.00416.62
7.4.40.0090.00622.77
7.4.30.0120.00616.64
7.4.00.0000.01714.88
7.3.330.0030.00313.30
7.3.320.0000.00513.32
7.3.310.0070.00016.37
7.3.300.0000.00716.29
7.3.290.0120.00316.32
7.3.280.0070.01016.34
7.3.270.0060.01117.40
7.3.260.0130.00318.24
7.3.250.0070.01116.49
7.3.240.0070.01016.36
7.3.230.0120.00516.65
7.3.210.0070.01016.38
7.3.200.0120.00619.39
7.3.190.0130.01016.50
7.3.180.0160.00316.44
7.3.170.0110.00716.32
7.3.160.0080.00816.38
7.3.120.0060.01214.97
7.3.60.0030.00914.79
7.3.50.0140.00714.74
7.3.40.0050.00514.79
7.3.30.0030.00814.92
7.3.20.0070.00716.34
7.3.10.0050.00716.44
7.3.00.0080.00715.60
7.2.330.0080.01116.46
7.2.320.0000.01716.76
7.2.310.0000.02416.45
7.2.300.0070.01116.70
7.2.290.0120.00916.88
7.2.190.0060.01515.08
7.2.180.0080.01315.09
7.2.170.0040.00715.00
7.2.160.0080.01414.84
7.2.150.0030.00916.77
7.2.140.0100.00916.79
7.2.130.0090.00616.94
7.2.120.0110.00416.88
7.2.110.0040.01216.71
7.2.100.0080.00416.75
7.2.90.0080.00717.00
7.2.80.0100.00616.72
7.2.70.0090.01216.98
7.2.60.0130.00716.77
7.2.50.0120.00716.95
7.2.40.0070.01017.01
7.2.30.0080.01316.84
7.2.20.0090.00916.85
7.2.10.0120.00816.90
7.2.00.0080.00717.71
7.1.300.0000.01015.69
7.1.290.0090.01215.71
7.1.280.0080.00413.94
7.1.270.0150.00014.04
7.1.260.0060.01513.80
7.1.250.0080.00515.85
7.1.240.0170.00815.46
7.1.230.0130.00515.79
7.1.220.0160.00915.79
7.1.210.0140.01215.85
7.1.200.0100.00815.72
7.1.190.0140.01115.46
7.1.180.0110.01115.53
7.1.170.0120.00915.67
7.1.160.0060.01115.72
7.1.150.0060.01515.52
7.1.140.0120.00715.84
7.1.130.0100.00715.75
7.1.120.0120.00415.67
7.1.110.0120.01215.52
7.1.100.0170.01416.61
7.1.90.0190.00815.68
7.1.80.0130.00015.58
7.1.70.0100.01216.36
7.1.60.0100.00716.38
7.1.50.0080.00916.40
7.1.40.0100.00816.15
7.1.30.0110.00816.08
7.1.20.0310.00915.88
7.1.10.0100.00816.03
7.1.00.0120.00316.12
7.0.330.0170.00715.21
7.0.320.0120.00815.55
7.0.310.0170.00415.48
7.0.300.0150.00915.26
7.0.290.0170.00815.37
7.0.280.0240.01215.40
7.0.270.0300.00615.45
7.0.260.0120.01215.21
7.0.250.0140.00615.09
7.0.240.0190.00515.37
7.0.230.0180.01415.59
7.0.220.0150.00415.11
7.0.210.0160.00215.45
7.0.200.0100.00916.10
7.0.190.0120.00615.90
7.0.180.0130.00615.87
7.0.170.0100.01015.83
7.0.160.0240.00715.87
7.0.150.0050.01115.88
7.0.140.0130.00415.89
7.0.130.0120.00616.08
7.0.120.0160.00515.89
7.0.110.0080.00715.79
7.0.100.0120.01015.86
7.0.90.0130.00915.97
7.0.80.0090.00615.93
7.0.70.0110.00615.90
7.0.60.0040.01215.76
7.0.50.0070.00815.92
7.0.40.0050.00915.80
7.0.30.0100.00115.85
7.0.20.0040.01115.88
7.0.10.0110.00515.85
7.0.00.0090.00415.77
5.6.400.0150.00714.71
5.6.390.0160.01114.36
5.6.380.0100.01014.48
5.6.370.0050.01414.68
5.6.360.0130.01314.11
5.6.350.0110.00414.37
5.6.340.0210.00914.71
5.6.330.0150.01514.44
5.6.320.0120.00314.27
5.6.310.0120.01214.71
5.6.300.0040.03217.48
5.6.290.0140.03517.76
5.6.280.0120.02217.59
5.6.270.0180.02817.56
5.6.260.0170.03317.77
5.6.250.0120.02617.63
5.6.240.0070.03417.63
5.6.230.0110.02217.71
5.6.220.0070.02617.46
5.6.210.0100.02217.52
5.6.200.0140.04317.67
5.6.190.0080.02717.54
5.6.180.0070.03017.69
5.6.170.0140.02717.67
5.6.160.0120.02117.56
5.6.150.0050.03217.59
5.6.140.0050.03217.58
5.6.130.0030.03017.65
5.6.120.0120.03117.62
5.6.110.0100.02317.52
5.6.100.0030.02817.61
5.6.90.0030.02717.59
5.6.80.0070.02417.21
5.6.70.0080.02617.15
5.6.60.0120.02317.30
5.6.50.0070.02317.34
5.6.40.0120.01717.15
5.6.30.0060.02617.33
5.6.20.0050.03117.28
5.6.10.0090.02617.19
5.6.00.0140.02217.26
5.5.380.0140.02316.12
5.5.370.0130.02716.13
5.5.360.0070.02615.95
5.5.350.0120.02416.00
5.5.340.0120.02316.04
5.5.330.0100.02116.28
5.5.320.0140.02416.26
5.5.310.0100.02216.18
5.5.300.0080.02415.87
5.5.290.0120.02416.26
5.5.280.0030.02916.14
5.5.270.0100.02816.21
5.5.260.0080.02316.41
5.5.250.0060.02415.94
5.5.240.0070.02315.67
5.5.230.0070.02815.86
5.5.220.0080.02315.76
5.5.210.0030.03115.91
5.5.200.0080.02215.57
5.5.190.0120.02415.88
5.5.180.0130.02115.73
5.5.170.0170.00313.96
5.5.160.0110.02315.83
5.5.150.0100.02415.68
5.5.140.0080.02815.83
5.5.130.0080.02415.77
5.5.120.0070.02815.88
5.5.110.0080.03215.77
5.5.100.0050.02615.72
5.5.90.0060.02315.63
5.5.80.0140.02015.81
5.5.70.0100.02515.66
5.5.60.0110.02615.87
5.5.50.0080.02315.71
5.5.40.0060.02415.69
5.5.30.0110.02915.54
5.5.20.0060.02315.74
5.5.10.0140.02115.62
5.5.00.0080.02015.79
5.4.450.0120.02215.29
5.4.440.0140.03315.39
5.4.430.0040.02715.26
5.4.420.0080.02015.11
5.4.410.0090.02515.26
5.4.400.0160.02515.07
5.4.390.0070.02115.14
5.4.380.0110.02214.96
5.4.370.0110.02214.96
5.4.360.0060.02415.14
5.4.350.0080.01914.90
5.4.340.0070.05015.22
5.4.330.0110.00711.31
5.4.320.0100.02414.97
5.4.310.0090.02115.11
5.4.300.0060.04415.02
5.4.290.0070.02315.06
5.4.280.0050.02415.16
5.4.270.0060.02215.00
5.4.260.0090.02215.10
5.4.250.0050.02215.20
5.4.240.0060.02615.05
5.4.230.0080.02414.99
5.4.220.0080.02515.13
5.4.210.0190.01915.27
5.4.200.0060.02715.11
5.4.190.0080.02715.08
5.4.180.0050.02814.97
5.4.170.0060.02414.88
5.4.160.0110.01815.07
5.4.150.0100.03115.01
5.4.140.0080.02513.87
5.4.130.0090.02313.96
5.4.120.0060.02513.86
5.4.110.0060.02313.81
5.4.100.0080.02013.95
5.4.90.0050.02314.01
5.4.80.0100.01913.98
5.4.70.0080.02113.83
5.4.60.0120.02013.89
5.4.50.0060.02213.99
5.4.40.0090.02114.04
5.4.30.0110.02013.88
5.4.20.0100.02013.69
5.4.10.0080.02614.00
5.4.00.0080.02413.77
5.3.290.0160.02113.54
5.3.280.0030.02413.36
5.3.270.0070.02913.48
5.3.260.0060.02213.44
5.3.250.0080.02413.54
5.3.240.0120.02413.35
5.3.230.0060.02413.41
5.3.220.0070.02313.47
5.3.210.0120.02313.46
5.3.200.0090.02313.32
5.3.190.0030.02813.38
5.3.180.0060.02213.44
5.3.170.0100.01913.41
5.3.160.0040.02513.54
5.3.150.0080.03213.41
5.3.140.0090.01813.41
5.3.130.0080.02013.48
5.3.120.0050.02913.52
5.3.110.0070.02013.46
5.3.100.0070.02313.44
5.3.90.0070.02513.53
5.3.80.0070.02313.45
5.3.70.0120.03013.44
5.3.60.0090.02313.37
5.3.50.0050.02213.37
5.3.40.0070.01913.43
5.3.30.0100.01413.45
5.3.20.0110.01913.45
5.3.10.0060.02013.41
5.3.00.0030.02413.41

preferences:
39.31 ms | 401 KiB | 5 Q