3v4l.org

run code in 300+ PHP versions simultaneously
$keyword_1 = "keyword1"; $keyword_2 = "keyword2"; $keyword_2 = "keyword3"; $keyword_4 = "keyword4"; $keyword_5 = "keyword5"; $keyword_6 = "keyword6"; $keyword_7 = "keyword7"; $city_1 = "city1"; $city_2 = "city2"; $city_3 = "city3"; $city_4 = "city4"; $city_5 = "city5"; $city_6 = "city6"; $city_7 = "city7"; <?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("one","two","three","four"));

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)
8.3.60.0070.00716.50
8.3.50.0090.00822.04
8.3.40.0110.00418.67
8.3.30.0000.01419.09
8.3.20.0040.00420.29
8.3.10.0070.00021.91
8.3.00.0040.00419.00
8.2.180.0060.00916.62
8.2.170.0090.00622.96
8.2.160.0100.00719.25
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00019.65
8.2.110.0110.00019.35
8.2.100.0000.01117.63
8.2.90.0040.00419.17
8.2.80.0080.00017.97
8.2.70.0030.00717.75
8.2.60.0120.00017.93
8.2.50.0040.00418.07
8.2.40.0040.00419.84
8.2.30.0030.00518.06
8.2.20.0050.00317.75
8.2.10.0050.00318.13
8.2.00.0040.00417.77
8.1.280.0070.01425.92
8.1.270.0080.00020.78
8.1.260.0070.00026.35
8.1.250.0060.00328.09
8.1.240.0060.00323.85
8.1.230.0040.00817.52
8.1.220.0020.00517.79
8.1.210.0080.00018.77
8.1.200.0040.00417.35
8.1.190.0000.00817.35
8.1.180.0030.00618.10
8.1.170.0060.00320.44
8.1.160.0040.00422.04
8.1.150.0050.00318.89
8.1.140.0000.00817.51
8.1.130.0030.00317.77
8.1.120.0040.00917.52
8.1.110.0030.00517.46
8.1.100.0070.00017.50
8.1.90.0000.00717.48
8.1.80.0000.00717.49
8.1.70.0000.00817.37
8.1.60.0040.00417.65
8.1.50.0040.00817.53
8.1.40.0030.00517.52
8.1.30.0030.00617.61
8.1.20.0060.00317.55
8.1.10.0060.00317.42
8.1.00.0040.00417.50
8.0.300.0060.00318.77
8.0.290.0000.00716.63
8.0.280.0040.00418.48
8.0.270.0030.00317.27
8.0.260.0000.00617.19
8.0.250.0000.00616.99
8.0.240.0000.00817.03
8.0.230.0000.00716.97
8.0.220.0000.00716.96
8.0.210.0030.00316.76
8.0.200.0030.00316.93
8.0.190.0070.00016.96
8.0.180.0000.00716.90
8.0.170.0000.00816.94
8.0.160.0040.00416.99
8.0.150.0000.00716.95
8.0.140.0000.00716.88
8.0.130.0000.00613.29
8.0.120.0040.00416.91
8.0.110.0000.00716.86
8.0.100.0000.00716.88
8.0.90.0050.00216.94
8.0.80.0090.00616.88
8.0.70.0000.00716.71
8.0.60.0000.00716.83
8.0.50.0000.00716.73
8.0.30.0090.01516.82
8.0.20.0130.00617.40
8.0.10.0030.00517.09
8.0.00.0090.00916.80
7.4.330.0000.00515.03
7.4.320.0040.00416.64
7.4.300.0000.00616.50
7.4.290.0070.00016.45
7.4.280.0040.00416.36
7.4.270.0070.00016.60
7.4.260.0070.00016.64
7.4.250.0050.00216.52
7.4.240.0030.00416.52
7.4.230.0040.00416.64
7.4.220.0090.01316.61
7.4.210.0090.00816.64
7.4.200.0050.00316.51
7.4.160.0130.00816.30
7.4.150.0130.00917.40
7.4.140.0130.01217.86
7.4.130.0130.00516.55
7.4.120.0070.01016.62
7.4.110.0170.00716.55
7.4.100.0040.01316.54
7.4.90.0080.01216.58
7.4.80.0090.00919.39
7.4.70.0070.01416.62
7.4.60.0080.00816.42
7.4.50.0090.00016.37
7.4.40.0090.01316.32
7.4.30.0030.01516.48
7.4.00.0030.01414.93
7.3.330.0000.00513.19
7.3.320.0070.00713.20
7.3.310.0030.00316.48
7.3.300.0030.00316.42
7.3.290.0030.00316.25
7.3.280.0110.01016.40
7.3.270.0120.00917.40
7.3.260.0120.00816.66
7.3.250.0100.01016.42
7.3.240.0030.01316.68
7.3.230.0200.00316.39
7.3.210.0190.00016.36
7.3.200.0160.00719.39
7.3.190.0100.00716.55
7.3.180.0000.01616.20
7.3.170.0070.01116.45
7.3.160.0110.01116.39
7.2.330.0030.01416.48
7.2.320.0110.01116.70
7.2.310.0070.01016.46
7.2.300.0100.01016.81
7.2.290.0090.00916.74
7.2.60.0000.01616.92
7.2.00.0070.00719.11
7.1.200.0040.01115.75
7.1.100.0110.00018.17
7.1.70.0000.00817.16
7.1.60.0140.01019.50
7.1.50.0130.01016.96
7.1.00.0070.07322.45
7.0.200.0070.00316.88
7.0.140.0070.05322.09
7.0.60.0100.07719.94
7.0.50.0130.05317.89
7.0.40.0170.04720.39
7.0.30.0330.07020.24
7.0.20.0330.05720.30
7.0.10.0270.07320.10
7.0.00.0030.08720.05
5.6.280.0100.06721.09
5.6.210.0170.07320.54
5.6.200.0000.06718.29
5.6.190.0070.08720.60
5.6.180.0300.07320.60
5.6.170.0470.07720.57
5.6.160.0030.04320.70
5.6.150.0030.05718.14
5.6.140.0100.05318.15
5.6.130.0130.06718.18
5.6.120.0030.05321.00
5.6.110.0170.07720.96
5.6.100.0070.08320.98
5.6.90.0070.08321.00
5.6.80.0030.08320.40
5.6.70.2770.04320.40
5.5.350.0130.04720.34
5.5.340.0030.07317.96
5.5.330.0070.04020.31
5.5.320.0030.08720.40
5.5.310.0330.07720.34
5.5.300.0030.04317.95
5.5.290.0070.05317.95
5.5.280.0070.04320.69
5.5.270.0030.04320.76
5.5.260.0170.07320.98
5.5.250.0070.08020.62
5.5.240.0170.07720.19
5.4.450.0130.05719.58
5.4.440.0900.06319.55
5.4.430.1000.04319.57
5.4.420.1000.05319.17
5.4.410.0870.04719.10
5.4.400.1130.06318.89
5.4.390.0870.05718.77
5.4.380.0870.05318.84
5.4.370.0870.05318.79
5.4.360.0830.05718.61
5.4.350.0900.05318.70
5.4.340.0800.05718.74
5.4.320.0830.05718.61
5.4.310.0870.05018.61
5.4.300.0770.05718.76
5.4.290.1100.03318.80
5.4.280.0800.05718.83
5.4.270.0930.05718.75
5.4.260.1170.06018.55
5.4.250.0930.06018.78
5.4.240.0930.05718.78
5.4.230.0930.04318.69
5.4.220.0870.05018.69
5.4.210.0870.05318.46
5.4.200.0900.05016.65
5.4.190.0970.05018.55
5.4.180.1030.05018.73
5.4.170.1000.06018.78
5.4.160.0900.06018.55
5.4.150.0970.05318.71
5.4.140.0870.05016.30
5.4.130.0830.05316.31
5.4.120.0930.05016.29
5.4.110.0930.04716.30
5.4.100.0800.05316.18
5.4.90.0770.05716.44
5.4.80.0870.04716.14
5.4.70.1100.04716.16
5.4.60.1170.05316.27
5.4.50.0900.05716.25
5.4.40.0900.06016.20
5.4.30.1030.04016.25
5.4.20.0900.05716.16
5.4.10.0900.05716.19
5.4.00.0800.05715.74
5.3.290.1030.06014.77
5.3.280.0970.05014.75
5.3.270.1030.05714.74
5.3.260.1070.06314.73
5.3.250.1030.04714.77
5.3.240.0870.05714.63
5.3.230.1030.05314.67
5.3.220.0870.05014.57
5.3.210.0900.05014.69
5.3.200.0870.05014.58
5.3.190.0800.05714.78
5.3.180.0770.05714.58
5.3.170.0830.05314.54
5.3.160.1000.04714.61
5.3.150.0600.05714.59
5.3.140.0100.05014.69
5.3.130.0100.05714.57
5.3.120.0130.05014.64
5.3.110.0700.06014.56
5.3.100.0800.05714.07
5.3.90.1070.06014.16
5.3.80.0900.04314.05
5.3.70.0900.04714.14
5.3.60.0870.05014.06
5.3.50.1100.04314.02
5.3.40.1200.06313.93
5.3.30.0800.06013.90
5.3.20.0830.05013.68
5.3.10.0970.06013.71
5.3.00.1100.06313.62
5.2.170.0930.05311.14
5.2.160.0670.05011.18
5.2.150.0700.04311.27
5.2.140.0830.05311.16
5.2.130.0870.04311.16
5.2.120.0900.04011.20
5.2.110.0770.04711.22
5.2.100.0770.04011.20
5.2.90.0670.05011.15
5.2.80.0700.04011.20
5.2.70.0730.04711.21
5.2.60.0800.04011.10
5.2.50.0770.03011.15
5.2.40.0600.04311.11
5.2.30.0530.04311.02
5.2.20.0630.03710.99
5.2.10.0670.03710.96
5.2.00.0670.03710.89
5.1.60.0600.03710.11
5.1.50.0570.04010.12
5.1.40.0730.0379.99
5.1.30.0670.04010.41
5.1.20.0470.04310.34
5.1.10.0600.03310.06
5.1.00.0730.05010.10
5.0.50.0430.0338.57
5.0.40.0330.0308.60
5.0.30.0300.0508.41
5.0.20.0330.0278.38
5.0.10.0330.0278.17
5.0.00.0270.0508.14
4.4.90.0270.0237.07
4.4.80.0370.0137.07
4.4.70.0300.0277.07
4.4.60.0270.0277.07
4.4.50.0330.0237.07
4.4.40.0370.0307.07
4.4.30.0330.0237.07
4.4.20.0300.0237.07
4.4.10.0370.0207.07
4.4.00.0300.0377.07
4.3.110.0270.0277.07
4.3.100.0330.0237.07
4.3.90.0270.0277.07
4.3.80.0270.0407.07
4.3.70.0430.0277.07
4.3.60.0300.0207.07
4.3.50.0300.0237.07
4.3.40.0230.0377.07
4.3.30.0130.0277.07
4.3.20.0170.0237.07
4.3.10.0170.0237.07
4.3.00.0000.0239.20

preferences:
45.64 ms | 401 KiB | 5 Q