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("a","b","c","d","e"));

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)
8.3.60.0140.00718.32
8.3.50.0130.00921.97
8.3.40.0070.00718.84
8.3.30.0030.01220.29
8.3.20.0050.00318.79
8.3.10.0040.00421.02
8.3.00.0080.00019.56
8.2.180.0170.00016.50
8.2.170.0040.01122.96
8.2.160.0070.00720.43
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00021.18
8.2.110.0030.00720.22
8.2.100.0080.00417.78
8.2.90.0040.00419.19
8.2.80.0080.00019.30
8.2.70.0100.00017.63
8.2.60.0080.00018.05
8.2.50.0000.00918.07
8.2.40.0060.00320.07
8.2.30.0040.00419.31
8.2.20.0040.00417.76
8.2.10.0050.00217.66
8.2.00.0040.00417.79
8.1.280.0030.01025.92
8.1.270.0070.00023.99
8.1.260.0110.00426.35
8.1.250.0070.00028.09
8.1.240.0000.00922.48
8.1.230.0000.01220.76
8.1.220.0080.00018.77
8.1.210.0000.00818.97
8.1.200.0060.00317.23
8.1.190.0080.00017.40
8.1.180.0030.00518.10
8.1.170.0080.00018.66
8.1.160.0000.00718.76
8.1.150.0000.00818.69
8.1.140.0020.00517.45
8.1.130.0030.00317.89
8.1.120.0030.00617.50
8.1.110.0040.00417.41
8.1.100.0040.00417.45
8.1.90.0040.00417.42
8.1.80.0040.00417.44
8.1.70.0030.00317.38
8.1.60.0040.00417.62
8.1.50.0040.00417.43
8.1.40.0060.00317.38
8.1.30.0060.00317.63
8.1.20.0040.00417.66
8.1.10.0000.00717.45
8.1.00.0070.00317.30
8.0.300.0070.00019.89
8.0.290.0040.00417.17
8.0.280.0030.00318.49
8.0.270.0030.00317.18
8.0.260.0040.00416.93
8.0.250.0040.00416.91
8.0.240.0000.00716.98
8.0.230.0030.00316.91
8.0.220.0050.00316.89
8.0.210.0000.00716.86
8.0.200.0030.00316.97
8.0.190.0040.00416.89
8.0.180.0000.00716.93
8.0.170.0030.00616.85
8.0.160.0080.00416.92
8.0.150.0070.00016.68
8.0.140.0000.00816.73
8.0.130.0030.00313.33
8.0.120.0040.00416.85
8.0.110.0070.00016.82
8.0.100.0000.00816.69
8.0.90.0040.00416.77
8.0.80.0070.01016.89
8.0.70.0000.00716.79
8.0.60.0040.00416.85
8.0.50.0070.00016.79
8.0.30.0140.00517.05
8.0.20.0110.01217.40
8.0.10.0070.00017.02
8.0.00.0110.00616.94
7.4.330.0020.00216.81
7.4.320.0030.00316.52
7.4.300.0030.00316.39
7.4.290.0030.00316.52
7.4.280.0060.00016.59
7.4.270.0040.00416.65
7.4.260.0030.00313.27
7.4.250.0000.00816.61
7.4.240.0040.00416.36
7.4.230.0030.00316.34
7.4.220.0090.00616.53
7.4.210.0090.01016.57
7.4.200.0040.00416.60
7.4.190.0050.00216.55
7.4.160.0120.00416.44
7.4.150.0130.00317.40
7.4.140.0050.01717.86
7.4.130.0110.00616.47
7.4.120.0080.01016.51
7.4.110.0050.01416.44
7.4.100.0160.00416.39
7.4.90.0130.01116.60
7.4.80.0060.01819.39
7.4.70.0060.01116.60
7.4.60.0060.01616.66
7.4.50.0000.00816.25
7.4.40.0060.00622.77
7.4.30.0100.00716.68
7.4.00.0060.00914.81
7.3.330.0000.00513.44
7.3.320.0050.00013.11
7.3.310.0040.00416.42
7.3.300.0000.00616.30
7.3.290.0060.00816.38
7.3.280.0080.00816.32
7.3.270.0100.00717.40
7.3.260.0140.00818.24
7.3.250.0120.00616.33
7.3.240.0110.00616.29
7.3.230.0160.00316.64
7.3.210.0080.01116.62
7.3.200.0080.00819.39
7.3.190.0130.00316.44
7.3.180.0110.00716.61
7.3.170.0090.01316.40
7.3.160.0040.01116.25
7.3.120.0070.01014.88
7.3.110.0070.01014.86
7.3.100.0030.00914.99
7.3.90.0070.01014.76
7.3.80.0060.00914.99
7.3.70.0070.00714.90
7.3.60.0060.00614.80
7.3.50.0000.01314.74
7.3.40.0000.01114.85
7.3.30.0090.00314.79
7.3.20.0040.00716.43
7.3.10.0070.00316.79
7.3.00.0030.00916.63
7.2.330.0130.01016.67
7.2.320.0100.01416.47
7.2.310.0110.01116.77
7.2.300.0080.00816.68
7.2.290.0060.01216.57
7.2.250.0030.01515.22
7.2.240.0000.01914.95
7.2.230.0100.00014.89
7.2.220.0060.00615.20
7.2.210.0030.00815.29
7.2.200.0000.01214.72
7.2.190.0060.00815.17
7.2.180.0030.00914.81
7.2.170.0030.00715.07
7.2.00.0040.01419.36
7.1.330.0040.01215.57
7.1.320.0030.00715.65
7.1.310.0100.00315.73
7.1.300.0030.00715.96
7.1.290.0040.00715.81
7.1.280.0070.00715.96
7.1.270.0070.00715.75
7.1.260.0070.00715.71
7.1.200.0060.00615.95
7.1.100.0030.01018.07
7.1.70.0040.00417.26
7.1.60.0060.00617.41
7.1.50.0060.00617.00
7.1.40.0070.00416.75
7.1.30.0030.00916.56
7.1.20.0030.00916.89
7.1.10.0040.00416.53
7.1.00.0080.00316.88
7.0.200.0000.00816.52
7.0.190.0030.00516.85
7.0.180.0020.00516.28
7.0.170.0030.00516.46
7.0.160.0000.00716.30
7.0.150.0050.00216.10
7.0.140.0000.00916.34
7.0.130.0030.01016.77
7.0.120.0060.00316.55
7.0.110.0040.00416.50
7.0.100.0030.00616.45
7.0.90.0060.00316.57
7.0.80.0030.00516.46
7.0.70.0070.01016.50
7.0.60.0060.00616.39
7.0.50.0000.00816.68
7.0.40.0000.00814.66
7.0.30.0000.00814.66
7.0.20.0000.00814.66
7.0.10.0000.00814.66
7.0.00.0000.00814.66
5.6.300.0070.06421.01
5.6.290.0000.04720.83
5.6.280.0100.04520.98
5.6.270.0030.03920.86
5.6.260.0000.05421.05
5.6.250.0000.04520.87
5.6.240.0000.04520.90
5.6.230.0030.04520.83
5.6.220.0030.08620.94
5.6.210.0030.04520.64
5.6.200.0030.05421.00
5.6.190.0070.04320.77
5.6.180.0000.04720.80
5.6.170.0030.04220.83
5.6.160.0070.03820.84
5.6.150.0060.04520.74
5.6.140.0000.04420.85
5.6.130.0000.04720.93
5.6.120.0060.04220.96
5.6.110.0030.05420.79
5.6.100.0000.04920.82
5.6.90.0000.04620.98
5.6.80.0000.04520.42
5.6.70.0000.04620.14
5.6.60.0030.04520.37
5.6.50.0000.04420.13
5.6.40.0000.04720.21
5.6.30.0030.04120.14
5.6.20.0030.05520.38
5.6.10.0060.03820.20
5.6.00.0000.04420.20
5.5.380.0000.04417.54
5.5.370.0030.04117.53
5.5.360.0070.08917.48
5.5.350.0030.04417.63
5.5.340.0070.04017.87
5.5.330.0030.04118.13
5.5.320.0000.04318.09
5.5.310.0060.03817.87
5.5.300.0040.04218.06
5.5.290.0030.04917.84
5.5.280.0030.04118.01
5.5.270.0070.03918.05
5.5.260.0030.04617.70
5.5.250.0000.04417.50
5.5.240.0070.03717.57
5.5.230.0170.03717.50
5.5.220.0030.03717.21
5.5.210.0030.04017.47
5.5.200.0030.03917.19
5.5.190.0030.04317.46
5.5.180.0070.04217.35
5.5.160.0070.03617.47
5.5.150.0060.05117.52
5.5.140.0060.03617.52
5.5.130.0000.04317.44
5.5.120.0000.04617.41
5.5.110.0070.03717.21
5.5.100.0030.04217.43
5.5.90.0100.03817.25
5.5.80.0100.02917.31
5.5.70.0070.03717.32
5.5.60.0000.04117.10
5.5.50.0030.03717.25
5.5.40.0060.04117.08
5.5.30.0030.03517.25
5.5.20.0030.03717.27
5.5.10.0100.04117.08
5.5.00.0030.04017.27
5.4.450.0030.04119.54
5.4.440.0000.04419.24
5.4.430.0070.03419.30
5.4.420.0000.04219.49
5.4.410.0030.04019.26
5.4.400.0140.03519.14
5.4.390.0000.04419.14
5.4.380.0030.04719.14
5.4.370.0000.04218.90
5.4.360.0030.04218.90
5.4.350.0310.04118.90
5.4.340.0030.04018.98
5.4.320.0030.04119.11
5.4.310.0130.04519.24
5.4.300.0000.04218.95
5.4.290.0100.03319.06
5.4.280.0000.04419.16
5.4.270.0000.04119.14
5.4.260.0060.03919.13
5.4.250.0100.04219.20
5.4.240.0030.04419.07
5.4.230.0170.03718.96
5.4.220.0090.03219.07
5.4.210.0100.05919.11
5.4.200.0030.04719.05
5.4.190.0070.03818.97
5.4.180.0060.03419.20
5.4.170.0030.03919.05
5.4.160.0030.04019.05
5.4.150.0060.03819.05
5.4.140.0070.03316.46
5.4.130.0270.02716.49
5.4.120.0160.02516.66
5.4.110.0070.03616.43
5.4.100.0030.03716.80
5.4.90.0030.03416.63
5.4.80.0000.03916.69
5.4.70.0070.03316.75
5.4.60.0030.03716.71
5.4.50.0000.04116.72
5.4.40.0030.04016.66
5.4.30.0000.03616.67
5.4.20.0030.04416.45
5.4.10.0000.05016.70
5.4.00.0030.03515.89
5.3.290.0000.04514.95
5.3.280.0030.04314.86
5.3.270.0000.04714.96
5.3.260.0030.04014.87
5.3.250.0000.04214.88
5.3.240.0030.04814.87
5.3.230.0100.03314.66
5.3.220.0030.04014.76
5.3.210.0030.03714.66
5.3.200.0030.03714.86
5.3.190.0000.04914.66
5.3.180.0000.03914.75
5.3.170.0060.03914.86
5.3.160.0000.04214.84
5.3.150.0070.04614.83
5.3.140.0070.04214.91
5.3.130.0070.05414.66
5.3.120.0100.04514.90
5.3.110.0000.04714.74
5.3.100.0000.04014.66
5.3.90.0090.02814.66
5.3.80.0060.03214.66
5.3.70.0070.03314.66
5.3.60.0070.03714.66
5.3.50.0000.03814.66
5.3.40.0030.04014.66
5.3.30.0070.03314.66
5.3.20.0030.03414.66
5.3.10.0030.03414.66
5.3.00.0100.02614.66
5.2.170.0000.03014.66
5.2.160.0030.03714.66
5.2.150.0000.03814.66
5.2.140.0030.03014.66
5.2.130.0030.02614.66
5.2.120.0030.02614.66
5.2.110.0030.02614.66
5.2.100.0040.02614.66
5.2.90.0070.03314.66
5.2.80.0000.03014.66
5.2.70.0030.03714.66
5.2.60.0000.03314.66
5.2.50.0070.02614.66
5.2.40.0000.03014.66
5.2.30.0070.02314.66
5.2.20.0040.02814.66
5.2.10.0030.03014.66
5.2.00.0060.02414.66
5.1.60.0030.04014.66
5.1.50.0060.02414.66
5.1.40.0030.02214.66
5.1.30.0000.03114.66
5.1.20.0060.03214.66
5.1.10.0000.02914.66
5.1.00.0060.02214.66
5.0.50.0000.02314.66
5.0.40.0000.02414.66
5.0.30.0000.03314.66
5.0.20.0000.02214.66
5.0.10.0030.01914.66
5.0.00.0070.02714.66
4.4.90.0000.01914.66
4.4.80.0130.02314.66
4.4.70.0000.01814.66
4.4.60.0000.02114.66
4.4.50.0000.02114.66
4.4.40.0040.02114.66
4.4.30.0000.01614.66
4.4.20.0030.01514.66
4.4.10.0040.01414.66
4.4.00.0030.04214.66
4.3.110.0030.02514.66
4.3.100.0000.01714.66
4.3.90.0060.01314.66
4.3.80.0030.02314.66
4.3.70.0070.01014.66
4.3.60.0000.01614.66
4.3.50.0030.03814.66
4.3.40.0030.02314.66
4.3.30.0160.02214.66
4.3.20.0090.00914.66
4.3.10.0000.01914.66
4.3.00.0000.01714.66

preferences:
43.03 ms | 401 KiB | 5 Q