3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo getcwd();exit; function dirToArray1($dir) { $result = array(); $cdir = scandir($dir); foreach ($cdir as $key => $value) { if (!in_array($value,array(".",".."))) { if (is_dir($dir . DIRECTORY_SEPARATOR . $value)){ $result[$value] = dirToArray1($dir . DIRECTORY_SEPARATOR . $value); } else { $result[] = $value; } } } return $result; } function dirToArray2($dir) { $arr = []; $obj = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($dir), RecursiveIteratorIterator::CHILD_FIRST); foreach ($obj as $info) { if (in_array($info->getFilename(), ['.', '..'])) continue; $path = $info->isDir() ? [$info->getFilename() => []] : [$info->getFilename()]; for ($depth = $obj->getDepth() - 1; $depth >= 0; $depth--) { $path = [$obj->getSubIterator($depth)->current()->getFilename() => $path]; } $arr = array_merge_recursive($arr, $path); } return $arr; } foreach (['1', '2'] as $k) { $t = "t$k"; $d = "d$k"; $$t = microtime(true); $func = "dirToArray$k"; $$d = $func("/tmp"); $$t = $$t - microtime(true); echo "$func needed $$t time\n"; }

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)
8.0.120.0030.00313.22
8.0.110.0030.00313.27
8.0.100.0000.00713.29
8.0.90.0070.00013.25
8.0.80.0040.00313.19
8.0.70.0100.00513.22
8.0.60.0100.00513.20
8.0.50.0040.01213.25
8.0.30.0090.00513.20
8.0.20.0120.00013.30
8.0.10.0140.00013.41
8.0.00.0040.00213.38
7.4.250.0140.00013.19
7.4.240.0040.00413.17
7.4.230.0000.00713.07
7.4.220.0030.00613.14
7.4.210.0060.00213.17
7.4.200.0040.00413.18
7.4.190.0070.00013.16
7.4.180.0080.00013.28
7.4.160.0040.00413.25
7.4.150.0080.00013.14
7.4.140.0000.00713.05
7.4.130.0050.00313.08
7.4.120.0060.00013.11
7.4.110.0090.00013.08
7.4.100.0050.00313.27
7.4.90.0080.00013.00
7.4.80.0060.00213.01
7.4.70.0000.00613.12
7.4.60.0060.00313.10
7.4.50.0040.00413.09
7.4.40.0050.00213.00
7.4.30.0050.00013.07
7.4.20.0080.00013.08
7.4.10.0040.00413.11
7.4.00.0090.00513.96
7.3.310.0070.00013.27
7.3.300.0090.00313.27
7.3.290.0110.00213.21
7.3.280.0110.00313.20
7.3.270.0150.00013.23
7.3.260.0150.00013.18
7.3.250.0080.00513.25
7.3.240.0110.00413.12
7.3.230.0140.00013.20
7.3.220.0150.00013.02
7.3.210.0090.00312.95
7.3.200.0100.00313.14
7.3.190.0150.00013.19
7.3.180.0080.00613.05
7.3.170.0120.00013.14
7.3.160.0040.00813.21
7.3.150.0110.00413.00
7.3.140.0100.00613.13
7.3.130.0120.00013.00
7.3.120.0070.01013.81
7.3.110.0070.01013.95
7.3.100.0100.00513.87
7.3.90.0050.00714.20
7.3.80.0090.00714.03
7.3.70.0080.00613.87
7.3.60.0050.00713.87
7.3.50.0080.00613.95
7.3.40.0050.00813.97
7.3.30.0100.00113.81
7.3.20.0070.00615.85
7.3.10.0100.00316.03
7.3.00.0110.00515.90
7.2.340.0090.00313.11
7.2.330.0070.00713.14
7.2.320.0110.00313.20
7.2.310.0110.00413.36
7.2.300.0130.00013.15
7.2.290.0090.00413.31
7.2.280.0100.00313.32
7.2.270.0110.00413.07
7.2.260.0100.00313.06
7.2.250.0120.00414.25
7.2.240.0080.00814.17
7.2.230.0090.00714.18
7.2.220.0060.00814.06
7.2.210.0100.00414.08
7.2.200.0100.00713.95
7.2.190.0040.01014.06
7.2.180.0080.00414.14
7.2.170.0070.00814.13
7.2.160.0050.00913.41
7.2.150.0150.00015.00
7.2.140.0120.00015.23
7.2.130.0110.00615.98
7.2.120.0080.00615.59
7.2.110.0090.00616.06
7.2.100.0130.00216.05
7.2.90.0120.00415.91
7.2.80.0090.00615.92
7.2.70.0100.00315.82
7.2.60.0140.00315.95
7.2.50.0080.00715.65
7.2.40.0130.00316.04
7.2.30.0100.00715.91
7.2.20.0060.00915.73
7.2.10.0130.00515.84
7.2.00.0080.00915.97
7.1.330.0110.00114.87
7.1.320.0030.00814.82
7.1.310.0080.00615.04
7.1.300.0080.00514.80
7.1.290.0060.00814.97
7.1.280.0110.00314.88
7.1.270.0060.00514.90
7.1.260.0060.00614.84
7.1.250.0090.00714.61
7.1.240.0000.01114.10
7.1.230.0090.00514.24
7.1.220.0040.00814.24
7.1.210.0100.00314.25
7.1.200.0080.00514.27
7.1.190.0110.00014.34
7.1.180.0120.00013.96
7.1.170.0090.00314.23
7.1.160.0120.00014.14
7.1.150.0090.00314.12
7.1.140.0130.00014.07
7.1.130.0090.00414.23
7.1.120.0110.00313.97
7.1.110.0130.00013.94
7.1.100.0090.00514.15
7.1.90.0100.00314.02
7.1.80.0080.00414.05
7.1.70.0020.00815.58
7.1.60.0100.00516.76
7.1.50.0060.01115.46
7.1.40.0130.00014.23
7.1.30.0090.00414.11
7.1.20.0100.00313.96
7.1.10.0100.00313.88
7.1.00.0050.04218.25
7.0.330.0110.00014.09
7.0.320.0040.00814.05
7.0.310.0120.00014.11
7.0.300.0070.00714.06
7.0.290.0060.00614.18
7.0.280.0110.00014.09
7.0.270.0070.00714.11
7.0.260.0120.00014.10
7.0.250.0100.00314.07
7.0.240.0090.00414.28
7.0.230.0080.00414.19
7.0.220.0090.00314.12
7.0.210.0070.00514.08
7.0.200.0060.01015.46
7.0.190.0070.00514.17
7.0.180.0080.00414.15
7.0.170.0100.00314.23
7.0.160.0120.00013.98
7.0.150.0090.00514.13
7.0.140.0030.04317.91
7.0.130.0120.00014.17
7.0.120.0120.00014.10
7.0.110.0060.00614.11
7.0.100.0110.00014.14
7.0.90.0060.00614.14
7.0.80.0130.00013.96
7.0.70.0120.00013.97
7.0.60.0080.03817.88
7.0.50.0050.02416.01
7.0.40.0090.04617.13
7.0.30.0150.02717.17
7.0.20.0150.02317.04
7.0.10.0060.03217.20
7.0.00.0090.04217.07
5.6.400.0060.00612.46
5.6.390.0080.00412.36
5.6.380.0030.00912.59
5.6.370.0090.00312.58
5.6.360.0000.01312.55
5.6.350.0080.00412.62
5.6.340.0110.00012.42
5.6.330.0000.01112.58
5.6.320.0050.00512.72
5.6.310.0040.00912.61
5.6.300.0030.00912.46
5.6.290.0120.00012.55
5.6.280.0060.03816.65
5.6.270.0090.00312.65
5.6.260.0070.00712.66
5.6.250.0120.00012.38
5.6.240.0090.00312.52
5.6.230.0070.00512.41
5.6.220.0090.00412.46
5.6.210.0090.04116.69
5.6.200.0060.02715.32
5.6.190.0030.03316.70
5.6.180.0270.04216.79
5.6.170.0170.04216.53
5.6.160.0030.02816.73
5.6.150.0140.03715.47
5.6.140.0060.04315.38
5.6.130.0110.03515.44
5.6.120.0090.04216.84
5.6.110.0130.03916.69
5.6.100.0080.02916.86
5.6.90.0120.04016.85
5.6.80.0110.03916.47
5.6.70.0040.00912.81
5.6.60.0110.00212.81
5.6.50.0120.00012.39
5.6.40.0080.00412.60
5.6.30.0060.00612.61
5.6.20.0110.00012.68
5.6.10.0080.00412.41
5.6.00.0120.00012.68
5.5.380.0060.00512.63
5.5.370.0090.00312.63
5.5.360.0100.00312.48
5.5.350.0090.03916.48
5.5.340.0060.04015.30
5.5.330.0050.04616.44
5.5.320.0250.03516.35
5.5.310.0150.03816.30
5.5.300.0060.02815.14
5.5.290.0130.02015.22
5.5.280.0060.02716.79
5.5.270.0120.03316.65
5.5.260.0150.03716.69
5.5.250.0070.03216.68
5.5.240.0190.02616.45
5.5.230.0080.00512.73
5.5.220.0060.00612.75
5.5.210.0050.00512.53
5.5.200.0080.00412.16
5.5.190.0100.00012.40
5.5.180.0080.00312.44
5.5.170.0060.00512.54
5.5.160.0080.00412.18
5.5.150.0090.00212.31
5.5.140.0110.00012.07
5.5.130.0080.00412.22
5.5.120.0070.00612.04
5.5.110.0110.00212.29
5.5.100.0060.00612.41
5.5.90.0090.00212.50
5.5.80.0110.00012.59
5.5.70.0080.00512.51
5.5.60.0100.00312.35
5.5.50.0070.00412.50
5.5.40.0120.00012.52
5.5.30.0110.00012.49
5.5.20.0080.00412.50
5.5.10.0100.00312.42
5.5.00.0110.00012.37
5.4.450.0140.03116.18
5.4.440.0490.03016.03
5.4.430.0250.02915.92
5.4.420.0490.02315.89
5.4.410.0120.03615.97
5.4.400.0350.03315.77
5.4.390.0450.02915.90
5.4.380.0220.02515.50
5.4.370.0260.03215.52
5.4.360.0310.03515.61
5.4.350.0190.03215.41
5.4.340.0140.02815.58
5.4.330.0110.00012.31
5.4.320.0100.01712.51
5.4.310.0100.02012.51
5.4.300.0050.02412.38
5.4.290.0080.02212.51
5.4.280.0050.02512.39
5.4.270.0070.02612.35
5.4.260.0060.02112.36
5.4.250.0060.02212.30
5.4.240.0080.01912.34
5.4.230.0100.02212.30
5.4.220.0050.02212.33
5.4.210.0060.02212.39
5.4.200.0090.02312.33
5.4.190.0070.02312.33
5.4.180.0070.02012.30
5.4.170.0370.06112.26
5.4.160.0140.02412.34
5.4.150.0180.04912.42
5.4.140.0160.01912.23
5.4.130.0150.03712.25
5.4.120.0120.02212.32
5.4.110.0130.03912.24
5.4.100.0130.02212.32
5.4.90.0100.02512.23
5.4.80.0190.04812.28
5.4.70.0310.06012.23
5.4.60.0140.02312.30
5.4.50.0110.02412.13
5.4.40.0140.02212.21
5.4.30.0200.04712.18
5.4.20.0290.03812.21
5.4.10.0180.04712.33
5.4.00.0140.02111.95
5.3.290.0090.02312.83
5.3.280.0080.02312.74
5.3.270.0170.05012.73
5.3.260.0130.03712.81
5.3.250.0190.04812.67
5.3.240.0190.04712.71
5.3.230.0260.04412.64
5.3.220.0250.04412.62
5.3.210.0110.02612.73
5.3.200.0230.04412.76
5.3.190.0140.02312.65
5.3.180.0210.04612.71
5.3.170.0200.03812.81
5.3.160.0160.02212.80
5.3.150.0200.04712.73
5.3.140.0250.04312.69
5.3.130.0110.02712.78
5.3.120.0220.04612.69
5.3.110.0240.04412.67
5.3.100.0110.02512.51
5.3.90.0360.09012.41
5.3.80.0210.04712.35
5.3.70.0250.05012.41
5.3.60.0150.02212.39
5.3.50.0110.02412.41
5.3.40.0100.02512.30
5.3.30.0160.04912.29
5.3.20.0290.03712.15
5.3.10.0150.02212.06
5.3.00.0150.05112.04
5.2.170.0090.01910.42
5.2.160.0190.04010.58
5.2.150.0140.04510.55
5.2.140.0130.04610.42
5.2.130.0110.01810.40
5.2.120.0090.01910.41
5.2.110.0100.01810.51
5.2.100.0110.01810.54
5.2.90.0080.02010.38
5.2.80.0100.01910.35
5.2.70.0150.03110.45
5.2.60.0080.02110.30
5.2.50.0100.01810.37
5.2.40.0110.01610.35
5.2.30.0180.04010.39
5.2.20.0120.01710.33
5.2.10.0120.01610.15
5.2.00.0150.04510.13
5.1.60.0110.0149.49
5.1.50.0110.0289.35
5.1.40.0100.0149.54
5.1.30.0110.0149.63
5.1.20.0090.0189.70
5.1.10.0170.0389.52
5.1.00.0070.0189.50
5.0.50.0170.0348.36
5.0.40.0070.0138.29
5.0.30.0100.0468.19
5.0.20.0140.0368.18
5.0.10.0080.0118.16
5.0.00.0070.0248.16
4.4.90.0020.0137.42
4.4.80.0060.0087.41
4.4.70.0110.0197.41
4.4.60.0040.0107.41
4.4.50.0050.0107.42
4.4.40.0140.0367.39
4.4.30.0050.0117.41
4.4.20.0070.0077.46
4.4.10.0070.0077.46
4.4.00.0140.0367.42
4.3.110.0060.0087.37
4.3.100.0060.0097.37
4.3.90.0050.0097.35
4.3.80.0040.0147.33
4.3.70.0050.0097.35
4.3.60.0040.0107.35
4.3.50.0060.0097.35
4.3.40.0180.0347.30
4.3.30.0040.0116.70
4.3.20.0020.0126.69
4.3.10.0060.0076.67
4.3.00.0030.0118.94

preferences:
37.47 ms | 401 KiB | 5 Q