3v4l.org

run code in 300+ PHP versions simultaneously
<?php $locations = array( 3 => array("Building", 2), 2 => array("Area", 1), 0 => array("Floor", 3), 1 => array("City"), 4 => array("Room", 0), 13 => array("Building1", 12), 12 => array("Area1", 11), 14 => array("Room1", 10), 10 => array("Floor1", 13), 11 => array("City1") ); $dic = []; $roots = []; foreach($locations as $k => $e) { if (count($e) == 2) $dic[$e[1]] = $k; else $roots[] = $k; } foreach($roots as $root) { $path = []; $node = $root; while (isset($dic[$node])) { $path[] = $locations[$node][0]; $node = $dic[$node]; } $path[] = $locations[$node][0]; echo implode(",", array_reverse($path)) . PHP_EOL; }

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)
8.3.120.0040.01519.17
8.3.110.0050.00320.94
8.3.100.0050.00524.06
8.3.90.0040.00426.77
8.3.80.0040.00816.88
8.3.70.0120.00316.63
8.3.60.0100.01018.20
8.3.50.0110.00716.69
8.3.40.0120.00318.98
8.3.30.0090.00618.79
8.3.20.0040.00420.75
8.3.10.0040.00423.48
8.3.00.0000.00822.44
8.2.240.0070.01017.30
8.2.230.0040.00422.58
8.2.220.0060.00337.54
8.2.210.0040.00426.77
8.2.200.0090.00016.50
8.2.190.0160.00316.58
8.2.180.0080.00825.92
8.2.170.0150.00022.96
8.2.160.0040.01122.02
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00520.63
8.2.110.0030.00620.88
8.2.100.0040.00819.79
8.2.90.0040.00419.19
8.2.80.0000.00719.46
8.2.70.0000.00819.78
8.2.60.0040.00418.22
8.2.50.0110.00018.10
8.2.40.0080.00022.23
8.2.30.0040.00419.27
8.2.20.0050.00218.08
8.2.10.0000.00819.33
8.2.00.0000.00818.20
8.1.300.0060.00318.18
8.1.290.0060.00330.84
8.1.280.0040.01125.92
8.1.270.0030.00520.32
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0000.00919.07
8.1.230.0070.00417.89
8.1.220.0000.00817.78
8.1.210.0000.00818.77
8.1.200.0000.00817.35
8.1.190.0060.00317.36
8.1.180.0030.00618.10
8.1.170.0000.00918.50
8.1.160.0070.00018.88
8.1.150.0000.00718.83
8.1.140.0000.00720.21
8.1.130.0000.00717.40
8.1.120.0030.00717.48
8.1.110.0040.00417.50
8.1.100.0000.00717.49
8.1.90.0030.00417.52
8.1.80.0040.00417.47
8.1.70.0060.00317.46
8.1.60.0000.00817.64
8.1.50.0000.00817.55
8.1.40.0000.00817.42
8.1.30.0040.00417.64
8.1.20.0040.00417.64
8.1.10.0030.00617.57
8.1.00.0040.00417.53
8.0.300.0080.00018.77
8.0.290.0040.00417.18
8.0.280.0000.00818.53
8.0.270.0050.00316.85
8.0.260.0040.00418.54
8.0.250.0080.00016.96
8.0.240.0070.00017.00
8.0.230.0030.00317.05
8.0.220.0080.00016.92
8.0.210.0000.00716.86
8.0.200.0050.00516.85
8.0.190.0040.00416.81
8.0.180.0040.00416.99
8.0.170.0040.00416.96
8.0.160.0040.00416.98
8.0.150.0060.00316.74
8.0.140.0030.00516.90
8.0.130.0030.00313.23
8.0.120.0030.00616.87
8.0.110.0050.00316.91
8.0.100.0070.00016.98
8.0.90.0040.00416.91
8.0.80.0090.00916.87
8.0.70.0040.00416.79
8.0.60.0080.00016.82
8.0.50.0040.00417.04
8.0.30.0070.01117.06
8.0.20.0130.00717.05
8.0.10.0040.00417.08
8.0.00.0140.00416.76
7.4.330.0020.00215.55
7.4.320.0050.00316.53
7.4.300.0030.00616.45
7.4.290.0030.00316.47
7.4.280.0000.00816.61
7.4.270.0030.00316.52
7.4.260.0030.00316.46
7.4.250.0030.00316.59
7.4.240.0030.00316.54
7.4.230.0030.00316.73
7.4.220.0050.00316.66
7.4.210.0060.01016.56
7.4.200.0000.00716.62
7.4.160.0110.00816.58
7.4.140.0130.00517.86
7.4.130.0180.00616.55
7.4.120.0100.00716.52
7.4.110.0090.00916.53
7.4.100.0170.00016.63
7.4.90.0090.00916.41
7.4.80.0060.01119.39
7.4.70.0030.01316.46
7.4.60.0100.00616.53
7.4.50.0040.00816.49
7.4.40.0090.00916.71
7.4.10.0090.00915.04
7.4.00.0080.00814.94
7.3.330.0030.00313.28
7.3.320.0000.00513.10
7.3.310.0000.00716.30
7.3.300.0070.00016.30
7.3.290.0090.00916.37
7.3.280.0130.00616.32
7.3.260.0120.01016.59
7.3.240.0100.00716.41
7.3.230.0110.00616.63
7.3.210.0100.00716.44
7.3.200.0080.01516.64
7.3.190.0100.00716.49
7.3.180.0130.01016.43
7.3.170.0160.00616.32
7.3.160.0110.01116.51
7.3.130.0060.01014.90
7.3.120.0060.01214.93
7.3.110.0070.00814.80
7.3.100.0070.00814.85
7.3.90.0050.00714.73
7.3.80.0020.01014.78
7.3.70.0070.00614.77
7.3.60.0070.00714.81
7.3.50.0060.00614.78
7.3.40.0050.00814.89
7.3.30.0040.01014.83
7.3.20.0130.00915.98
7.3.10.0060.00716.03
7.3.00.0100.00516.19
7.2.330.0070.01016.79
7.2.320.0030.01416.75
7.2.310.0090.01616.75
7.2.300.0060.01616.69
7.2.290.0030.01716.52
7.2.260.0110.00714.95
7.2.250.0090.00915.14
7.2.240.0090.00815.05
7.2.230.0050.00915.03
7.2.220.0070.00615.06
7.2.210.0040.01115.27
7.2.200.0040.01114.85
7.2.190.0030.01015.08
7.2.180.0030.01015.14
7.2.170.0040.01015.08
7.2.160.0080.00614.97
7.2.150.0440.00715.94
7.2.140.1130.00315.85
7.2.130.0460.00815.91
7.2.120.0050.01315.94
7.2.110.0460.00516.01
7.2.100.0080.01015.88
7.2.90.0170.01115.92
7.2.80.0400.00515.80
7.2.70.0160.00515.87
7.2.60.0120.00415.83
7.2.50.0160.00815.89
7.2.40.0080.01016.02
7.2.30.0130.01315.92
7.2.20.0480.00515.99
7.2.10.0230.00515.96
7.2.00.0320.00116.13
7.1.330.0060.00815.86
7.1.320.0010.01115.73
7.1.310.0060.00615.79
7.1.300.0020.01015.78
7.1.290.0050.00515.72
7.1.280.0030.01015.78
7.1.270.0460.00415.38
7.1.260.0120.00515.22
7.1.250.0260.00714.79
7.1.240.0090.00615.93
7.1.230.0000.01015.62
7.1.220.0060.00615.71
7.1.210.0060.00915.89
7.1.200.0030.00615.75
7.1.190.0060.00616.05
7.1.180.0000.01415.75
7.1.170.0030.00515.82
7.1.160.0110.00315.94
7.1.150.0060.00615.63
7.1.140.0030.01315.94
7.1.130.0000.01015.68
7.1.120.0000.01315.66
7.1.110.0080.00615.67
7.1.100.0040.01115.94
7.1.90.0040.00415.82
7.1.80.0090.00915.71
7.1.70.0030.01416.02
7.1.60.0070.00715.93
7.1.50.0040.00815.81
7.1.40.0000.01315.94
7.1.30.0060.00315.86
7.1.20.0070.00715.81
7.1.10.0060.00615.77
7.1.00.0090.00615.75

preferences:
28.31 ms | 403 KiB | 5 Q