3v4l.org

run code in 300+ PHP versions simultaneously
<?php function everyCombination($array) { $arrayCount = count($array); $maxCombinations = pow($arrayCount, $arrayCount); $returnArray = array(); $conversionArray = array(); foreach ($array as $key => $value) { $conversionArray[base_convert($key, 10, $arrayCount)] = $value; } for ($i = 0; $i < $maxCombinations; $i++) { $combination = base_convert($i, 10, $arrayCount); $combination = str_pad($combination, $arrayCount, "0", STR_PAD_LEFT); $returnArray[] = strtr($combination, $conversionArray); } return $returnArray; } print_r(everyCombination(array(1,2,3,4))); ?>

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)
8.3.60.0160.00018.56
8.3.50.0140.00321.13
8.3.40.0040.01118.76
8.3.30.0110.00419.18
8.3.20.0070.00020.16
8.3.10.0000.00821.95
8.3.00.0080.00022.33
8.2.180.0040.01116.38
8.2.170.0100.01022.96
8.2.160.0080.00619.24
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0060.00926.16
8.2.120.0050.00319.48
8.2.110.0060.00322.20
8.2.100.0080.00419.64
8.2.90.0040.00419.21
8.2.80.0080.00018.16
8.2.70.0060.00617.47
8.2.60.0000.00817.93
8.2.50.0030.00618.07
8.2.40.0050.00319.88
8.2.30.0040.00418.36
8.2.20.0040.00417.85
8.2.10.0040.00417.75
8.2.00.0080.00017.75
8.1.280.0110.00425.92
8.1.270.0030.00722.31
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.78
8.1.230.0040.00719.28
8.1.220.0040.00417.80
8.1.210.0030.00618.77
8.1.200.0040.00817.35
8.1.190.0080.00017.55
8.1.180.0000.01218.81
8.1.170.0060.00318.78
8.1.160.0040.00422.14
8.1.150.0030.00518.63
8.1.140.0050.00317.48
8.1.130.0000.00717.94
8.1.120.0040.00417.46
8.1.110.0040.00417.62
8.1.100.0000.00717.59
8.1.90.0020.00517.57
8.1.80.0040.00417.45
8.1.70.0070.00017.54
8.1.60.0110.00017.66
8.1.50.0000.00817.54
8.1.40.0040.00417.62
8.1.30.0000.00817.68
8.1.20.0090.00017.65
8.1.10.0030.00517.53
8.1.00.0030.00517.60
8.0.300.0000.00718.77
8.0.290.0040.00417.18
8.0.280.0000.00718.47
8.0.270.0040.00417.27
8.0.260.0030.00318.56
8.0.250.0000.00817.07
8.0.240.0040.00417.00
8.0.230.0030.00317.00
8.0.220.0040.00416.87
8.0.210.0030.00316.93
8.0.200.0040.00417.06
8.0.190.0000.00817.13
8.0.180.0050.00217.04
8.0.170.0050.00316.98
8.0.160.0040.00416.86
8.0.150.0040.00416.90
8.0.140.0050.00216.87
8.0.130.0030.00313.47
8.0.120.0000.00916.87
8.0.110.0020.00516.92
8.0.100.0000.00716.82
8.0.90.0030.00617.03
8.0.80.0150.00617.02
8.0.70.0000.00817.01
8.0.60.0000.00716.99
8.0.50.0040.00416.95
8.0.30.0100.01017.21
8.0.20.0090.01017.40
8.0.10.0000.00817.00
8.0.00.0100.01116.85
7.4.330.0000.00615.00
7.4.320.0030.00316.67
7.4.300.0030.00316.77
7.4.290.0070.00016.71
7.4.280.0000.00716.64
7.4.270.0000.00716.63
7.4.260.0000.00716.64
7.4.250.0030.00616.56
7.4.240.0050.00216.61
7.4.230.0070.00016.61
7.4.220.0060.02016.70
7.4.210.0080.00616.70
7.4.200.0000.00716.51
7.4.190.0040.00416.81
7.4.160.0110.00516.58
7.4.150.0060.01217.40
7.4.140.0080.01017.86
7.4.130.0090.00716.66
7.4.120.0040.01316.59
7.4.110.0180.00516.61
7.4.100.0070.01116.67
7.4.90.0140.00316.64
7.4.80.0130.01019.39
7.4.70.0060.01216.57
7.4.60.0060.01016.62
7.4.50.0040.00016.54
7.4.40.0090.00922.77
7.4.30.0060.00916.73
7.4.00.0030.00914.91
7.3.330.0070.00013.46
7.3.320.0000.00513.54
7.3.310.0080.00016.36
7.3.300.0000.00716.29
7.3.290.0110.00516.48
7.3.280.0080.00916.49
7.3.270.0070.01017.40
7.3.260.0150.00616.51
7.3.250.0050.01816.68
7.3.240.0090.00916.48
7.3.230.0090.01516.43
7.3.210.0140.00316.51
7.3.200.0120.00619.39
7.3.190.0130.00416.55
7.3.180.0100.00716.63
7.3.170.0160.00016.59
7.3.160.0060.01116.57
7.3.120.0060.01214.86
7.3.10.0100.00616.57
7.3.00.0040.01216.59
7.2.330.0130.00616.55
7.2.320.0090.01216.74
7.2.310.0060.01216.95
7.2.300.0070.01516.91
7.2.290.0080.00816.68
7.2.130.0090.00916.85
7.2.120.0130.00316.77
7.2.110.0170.00017.05
7.2.100.0070.01017.06
7.2.90.0040.00817.07
7.2.80.0130.00316.99
7.2.70.0030.01116.95
7.2.60.0080.00616.89
7.2.50.0060.00616.90
7.2.40.0000.01517.05
7.2.30.0070.00716.93
7.2.20.0000.01517.11
7.2.10.0030.01416.63
7.2.00.0050.01018.18
7.1.250.0080.00415.63
7.1.240.0110.00415.61
7.1.230.0080.00415.73
7.1.220.0060.00315.80
7.1.210.0030.01415.88
7.1.200.0100.00315.85
7.1.190.0060.00315.76
7.1.180.0040.01116.00
7.1.170.0040.01115.76
7.1.160.0030.01015.76
7.1.150.0060.00615.69
7.1.140.0060.00615.85
7.1.130.0040.01115.96
7.1.120.0130.00015.83
7.1.110.0090.00915.70
7.1.100.0030.01016.99
7.1.90.0030.01015.96
7.1.80.0060.00915.82
7.1.70.0080.00516.39
7.1.60.0090.01217.71
7.1.50.0100.00816.47
7.1.40.0030.01415.91
7.1.30.0040.01115.92
7.1.20.0120.00315.93
7.1.10.0060.00915.71
7.1.00.0050.02019.08
7.0.330.0110.00315.48
7.0.320.0060.00915.40
7.0.310.0060.00915.36
7.0.300.0090.00615.07
7.0.290.0000.01415.36
7.0.280.0100.00715.35
7.0.270.0100.00615.46
7.0.260.0110.00715.22
7.0.250.0030.01415.41
7.0.240.0070.00715.50
7.0.230.0070.01315.41
7.0.220.0120.00615.54
7.0.210.0040.00815.47
7.0.200.0030.00816.16
7.0.190.0040.01115.45
7.0.180.0100.01015.54
7.0.170.0030.01015.41
7.0.160.0070.00715.16
7.0.150.0070.00715.44
7.0.140.0050.03718.70
7.0.130.0120.00615.43
7.0.120.0080.00415.26
7.0.110.0140.00315.39
7.0.100.0100.00715.59
7.0.90.0090.00315.35
7.0.80.0030.00915.06
7.0.70.0040.01115.05
7.0.60.0050.02318.63
7.0.50.0050.04516.54
7.0.40.0090.03016.93
7.0.30.0170.04416.74
7.0.20.0100.03316.87
7.0.10.0140.04316.89
7.0.00.0110.03016.85
5.6.380.0040.01114.64
5.6.370.0070.01114.48
5.6.360.0080.01114.61
5.6.350.0090.01214.36
5.6.340.0040.01514.72
5.6.330.0090.00914.86
5.6.320.0030.01614.63
5.6.310.0070.01314.94
5.6.300.0080.00814.30
5.6.290.0070.01014.43
5.6.280.0100.04317.77
5.6.270.0030.01414.86
5.6.260.0060.00914.81
5.6.250.0060.01214.35
5.6.240.0030.01414.46
5.6.230.0070.01414.94
5.6.220.0030.01314.41
5.6.210.0080.04417.59
5.6.200.0040.02816.45
5.6.190.0080.04617.60
5.6.180.1790.02917.55
5.6.170.0120.02817.61
5.6.160.0070.02717.65
5.6.150.0120.03316.27
5.6.140.0040.03816.49
5.6.130.0090.02216.52
5.6.120.0080.02617.77
5.6.110.0050.04817.80
5.6.100.0040.04717.80
5.6.90.0120.05117.84
5.6.80.0070.04117.63
5.6.70.0030.01414.47
5.6.60.0070.01114.27
5.6.50.0100.01014.66
5.6.40.0000.01514.58
5.6.30.0030.01714.57
5.6.20.0030.01414.52
5.6.10.0080.01114.77
5.6.00.0170.00314.61
5.5.380.0030.01011.31
5.5.370.0040.01111.07
5.5.360.0000.01511.54
5.5.350.0160.04116.01
5.5.340.0080.04514.83
5.5.330.0100.04816.08
5.5.320.0130.04815.98
5.5.310.0150.04415.74
5.5.300.0130.04114.69
5.5.290.0070.04414.71
5.5.280.0060.03316.08
5.5.270.0050.03216.06
5.5.260.0050.02316.30
5.5.250.0100.03815.92
5.5.240.0060.02415.90
5.5.230.0030.01311.34
5.5.220.0040.01111.18
5.5.210.0030.01011.29
5.5.200.0060.00611.20
5.5.190.0070.00711.26
5.5.180.0040.01111.40
5.5.170.0040.01411.12
5.5.160.0100.01011.14
5.5.150.0080.00811.43
5.5.140.0100.00611.49
5.5.130.0030.01311.31
5.5.120.0060.00611.28
5.5.110.0080.00411.26
5.5.100.0040.01111.32
5.5.90.0040.01111.16
5.5.80.0060.00911.05
5.5.70.0100.00711.24
5.5.60.0040.01211.49
5.5.50.0080.00811.07
5.5.40.0080.00611.11
5.5.30.0060.01011.08
5.5.20.0100.00611.13
5.5.10.0040.01111.30
5.5.00.0090.00611.42
5.4.450.0350.04215.42
5.4.440.0400.04315.56
5.4.430.0380.03815.45
5.4.420.0330.04015.32
5.4.410.0120.03215.43
5.4.400.0870.03315.12
5.4.390.0770.03815.03
5.4.380.0150.03415.07
5.4.370.0090.03514.96
5.4.360.0200.02514.92
5.4.350.0070.03615.05
5.4.340.0150.03014.94
5.4.330.0000.01411.19
5.4.320.0080.02311.93
5.4.310.0050.02711.88
5.4.300.0080.03011.89
5.4.290.0060.02411.91
5.4.280.0080.02411.91
5.4.270.0080.02711.94
5.4.260.0080.02511.89
5.4.250.0080.02711.72
5.4.240.0080.02712.01
5.4.230.0050.03511.81
5.4.220.0090.02811.82
5.4.210.0100.03111.67
5.4.200.0120.02911.90
5.4.190.0130.02911.76
5.4.180.0160.02611.82
5.4.170.0090.03411.67
5.4.160.0070.02811.88
5.4.150.0100.02111.91
5.4.140.0090.02711.54
5.4.130.0100.02411.74
5.4.120.0090.02411.61
5.4.110.0100.02611.54
5.4.100.0110.02911.63
5.4.90.0180.02411.54
5.4.80.0130.02711.52
5.4.70.0080.02611.57
5.4.60.0070.03211.55
5.4.50.0090.02911.59
5.4.40.0130.02611.64
5.4.30.0120.02511.60
5.4.20.0080.03211.68
5.4.10.0090.03111.52
5.4.00.0060.03311.39
5.3.290.0080.02211.82
5.3.280.0120.02811.71
5.3.270.0130.02811.62
5.3.260.0130.03011.66
5.3.250.0110.02911.75
5.3.240.0090.03111.48
5.3.230.0120.02411.67
5.3.220.0090.02911.60
5.3.210.0080.03211.56
5.3.200.0110.02811.67
5.3.190.0120.02711.69
5.3.180.0080.03011.76
5.3.170.0160.02511.62
5.3.160.0120.02611.75
5.3.150.0070.02711.72
5.3.140.0100.02911.70
5.3.130.0110.02911.55
5.3.120.0040.02811.66
5.3.110.0120.02511.57
5.3.100.0100.02411.38
5.3.90.0170.02411.29
5.3.80.0140.02411.21
5.3.70.0090.02511.42
5.3.60.0110.02411.25
5.3.50.0140.02711.35
5.3.40.0100.02811.41
5.3.30.0070.02711.33
5.3.20.0050.02211.21
5.3.10.0060.02811.15
5.3.00.0080.02811.08
5.2.170.0080.0189.31
5.2.160.0120.0249.39
5.2.150.0080.0189.44
5.2.140.0090.0219.40
5.2.130.0070.0199.37
5.2.120.0090.0259.38
5.2.110.0120.0229.39
5.2.100.0070.0299.41
5.2.90.0100.0259.36
5.2.80.0110.0219.35
5.2.70.0110.0199.33
5.2.60.0110.0199.21
5.2.50.0070.0179.20
5.2.40.0090.0179.34
5.2.30.0050.0239.18
5.2.20.0100.0209.27
5.2.10.0140.0189.13
5.2.00.0050.0199.06
5.1.60.0080.0158.70
5.1.50.0070.0158.70
5.1.40.0070.0158.70
5.1.30.0090.0168.87
5.1.20.0060.0188.88
5.1.10.0080.0188.74
5.1.00.0100.0218.74
5.0.50.0080.0167.98
5.0.40.0090.0137.91
5.0.30.0110.0287.82
5.0.20.0090.0217.80
5.0.10.0070.0187.79
5.0.00.0060.0217.79
4.4.90.0060.0117.03
4.4.80.0090.0137.02
4.4.70.0060.0137.02
4.4.60.0090.0157.01
4.4.50.0070.0157.02
4.4.40.0060.0236.99
4.4.30.0060.0137.02
4.4.20.0060.0117.06
4.4.10.0100.0147.06
4.4.00.0080.0187.02
4.3.110.0040.0146.97
4.3.100.0030.0156.97
4.3.90.0060.0106.95
4.3.80.0040.0146.95
4.3.70.0080.0096.95
4.3.60.0070.0096.95
4.3.50.0080.0116.96
4.3.40.0090.0136.94
4.3.30.0080.0126.34
4.3.20.0060.0116.33
4.3.10.0050.0116.31
4.3.00.0120.0148.61

preferences:
77.19 ms | 400 KiB | 5 Q