3v4l.org

run code in 300+ PHP versions simultaneously
<?php 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("/"); $$t = microtime(true) - $$t; 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)
8.0.121.8710.12636.40
8.0.111.8580.14336.34
8.0.101.8600.14336.42
8.0.91.8490.15736.54
8.0.81.7830.21935.21
8.0.71.8290.17034.22
8.0.61.8340.16233.84
8.0.51.8550.13633.84
8.0.31.8360.16733.89
8.0.21.8100.19333.58
8.0.11.8620.13333.71
8.0.01.8190.16933.77
7.4.251.8210.17633.37
7.4.241.8670.12934.52
7.4.231.7960.19533.73
7.4.221.8550.14733.93
7.4.211.8760.12033.98
7.4.201.8710.13333.77
7.4.191.8310.16634.06
7.4.181.8370.15932.87
7.4.161.8520.15032.77
7.4.151.8540.15032.91
7.4.141.8350.16333.12
7.4.131.8330.15532.61
7.4.121.8560.13935.60
7.4.111.8380.16036.02
7.4.101.8440.15235.04
7.4.91.8230.16932.61
7.4.81.8010.20332.54
7.4.71.8130.18633.02
7.4.61.8330.16632.58
7.4.51.8340.16634.40
7.4.41.8550.14736.28
7.4.31.8300.17036.24
7.4.21.8310.16933.82
7.4.11.7590.22832.23
7.4.00.9260.08623.91
7.3.311.7810.20432.57
7.3.301.7990.19133.00
7.3.120.0030.01415.18
7.3.110.0130.00714.68
7.3.100.0000.02014.88
7.3.90.0070.00714.77
7.3.80.0090.00614.95
7.3.70.0100.00315.03
7.3.60.0060.00814.94
7.3.50.0090.00615.00
7.3.40.0030.00515.04
7.3.30.0060.00614.89
7.3.20.0100.00716.83
7.3.10.0070.01116.83
7.3.00.0080.00416.89
7.2.250.0060.00915.24
7.2.240.0070.01115.27
7.2.230.0000.01615.19
7.2.220.0070.00715.09
7.2.210.0160.00015.32
7.2.200.0030.01415.28
7.2.190.0030.00914.98
7.2.180.0060.00915.21
7.2.170.0030.00715.11
7.2.160.0060.00315.16
7.2.150.0100.00616.79
7.2.140.0110.00416.76
7.2.130.0070.00716.94
7.2.120.0100.00716.99
7.2.110.0070.00717.08
7.2.100.0070.00716.98
7.2.90.0090.00617.03
7.2.80.0100.00317.13
7.2.70.0100.00316.99
7.2.60.0000.01416.89
7.2.50.0030.01316.94
7.2.40.0060.00916.95
7.2.30.0070.00717.08
7.2.20.0030.00616.86
7.2.10.0030.01217.04
7.2.00.0040.01116.77
7.1.330.0100.00716.07
7.1.320.0030.00915.96
7.1.310.0000.01315.54
7.1.300.0070.00715.88
7.1.290.0110.00415.75
7.1.280.0060.00615.93
7.1.270.0090.00615.88
7.1.260.0000.01215.78
7.1.250.0070.01015.86
7.1.240.0100.00615.93
7.1.230.0060.00615.94
7.1.220.0000.01515.76
7.1.210.0100.00315.96
7.1.200.0080.00815.73
7.1.190.0070.00316.02
7.1.180.0070.00716.01
7.1.170.0040.01215.63
7.1.160.0090.00615.75
7.1.150.0120.00316.04
7.1.140.0070.00715.84
7.1.130.0030.01115.96
7.1.120.0030.01015.95
7.1.110.0030.01215.73
7.1.100.0060.00615.91
7.1.90.0070.01015.87
7.1.80.0040.00915.57
7.1.70.0030.01015.45
7.1.60.0100.00015.75
7.1.50.0080.00415.91
7.1.40.0040.00815.63
7.1.30.0030.00915.86
7.1.20.0070.00715.81
7.1.10.0090.00615.86
7.1.00.0030.01015.77
7.0.330.0120.00015.18
7.0.320.0030.01315.53
7.0.310.0110.00015.15
7.0.300.0060.00315.48
7.0.290.0090.00015.23
7.0.280.0120.00415.36
7.0.270.0070.01015.62
7.0.260.0130.00015.25
7.0.250.0030.01015.45
7.0.240.0060.01015.52
7.0.230.0110.00415.44
7.0.220.0060.00915.40
7.0.210.0040.00715.57
7.0.200.0070.00715.61
7.0.190.0000.01515.52
7.0.180.0030.01015.57
7.0.170.0100.00315.18
7.0.160.0040.00815.29
7.0.150.0100.00315.09
7.0.140.0030.00715.65
7.0.130.0060.00915.37
7.0.120.0040.00815.62
7.0.110.0050.00515.42
7.0.100.0060.00615.54
7.0.90.0080.00015.55
7.0.80.0050.00315.68
7.0.70.0040.00715.55
7.0.60.0040.00415.41
7.0.50.0090.01015.65
7.0.40.0000.01013.39
7.0.30.0100.00013.54
7.0.20.0070.00713.51
7.0.10.0030.00713.49
7.0.00.0080.00013.49
5.6.400.0000.01314.59
5.6.390.0030.01014.29
5.6.380.0000.00814.60
5.6.370.0110.00014.43
5.6.360.0070.01014.39
5.6.350.0130.00014.65
5.6.340.0060.00614.67
5.6.330.0060.01014.53
5.6.320.0030.01014.68
5.6.310.0030.00714.46
5.6.300.0100.00014.54
5.6.290.0060.00614.77
5.6.280.0110.00714.43
5.6.270.0100.00314.29
5.6.260.0060.00314.54
5.6.250.0060.01214.43
5.6.240.0040.01114.67
5.6.230.0030.01014.42
5.6.220.0100.00314.38
5.6.210.0000.00814.26
5.6.200.0110.00014.40
5.6.190.0060.00914.41
5.6.180.0070.00314.52
5.6.170.0080.00314.13
5.6.160.0000.01114.47
5.6.150.0100.00314.50
5.6.140.0090.00614.50
5.6.130.0050.00314.87
5.6.120.0000.01114.27
5.6.110.0070.00314.33
5.6.100.0040.00714.46
5.6.90.0070.00314.80
5.6.80.0040.00714.41
5.6.70.0040.00714.43
5.6.60.0060.00914.28
5.6.50.0070.00014.40
5.6.40.0070.00314.48
5.6.30.0000.01414.22
5.6.20.0050.00514.52
5.6.10.0100.00314.36
5.6.00.0090.00614.59
5.5.380.0060.00314.30
5.5.370.0060.00614.52
5.5.360.0030.00714.27
5.5.350.0050.00514.33
5.5.340.0030.00714.54
5.5.330.0030.00814.33
5.5.320.0040.00714.49
5.5.310.0000.01114.52
5.5.300.0000.01014.25
5.5.290.0100.00314.69
5.5.280.0030.00714.11
5.5.270.0000.00914.31
5.5.260.0060.00914.58
5.5.250.0090.00014.43
5.5.240.0040.00714.45
5.5.230.0050.00514.04
5.5.220.0040.00414.34
5.5.210.0060.00314.19
5.5.200.0000.01014.46
5.5.190.0030.01314.00
5.5.180.0000.01214.11
5.5.170.0070.00314.22
5.5.160.0030.00514.59
5.5.150.0030.00914.48
5.5.140.0030.00914.27
5.5.130.0090.00614.11
5.5.120.0070.00414.45
5.5.110.0050.00514.38
5.5.100.0070.00714.39
5.5.90.0060.00414.43
5.5.80.0110.00014.43
5.5.70.0070.00414.48
5.5.60.0000.00714.29
5.5.50.0090.00214.25
5.5.40.0080.00514.11
5.5.30.0000.01214.39
5.5.20.0040.00414.58
5.5.10.0030.00814.34
5.5.00.0000.01314.28
5.4.450.1790.09616.98
5.4.440.2510.10217.12
5.4.430.2310.09218.48
5.4.420.1670.09416.84
5.4.410.2100.11717.95
5.4.400.2050.09918.25
5.4.390.2500.11819.11
5.4.380.2380.08619.08
5.4.370.1990.12319.38
5.4.360.1880.09918.49
5.4.350.1820.10617.19
5.4.340.2080.09918.68
5.4.330.1960.13318.52
5.4.320.2780.14618.70
5.4.310.1940.09716.79
5.4.300.2620.14918.41
5.4.290.1760.06917.07
5.4.280.2390.18320.61
5.4.270.2710.12720.32
5.4.260.2060.11718.58
5.4.250.1950.17217.95
5.4.240.2530.11318.34
5.4.230.2350.11619.01
5.4.220.1500.10317.27
5.4.210.1990.09318.00
5.4.200.2250.11218.62
5.4.190.2150.15518.74
5.4.180.2110.08217.28
5.4.170.0810.07117.91
5.4.160.0760.09818.22
5.4.150.1310.09618.77
5.4.140.1170.08717.36
5.4.130.1670.09517.73
5.4.120.0960.09017.44
5.4.110.0860.06116.80
5.4.100.1080.08617.69
5.4.90.1290.09117.57
5.4.80.1810.09818.26
5.4.70.0770.08116.76
5.4.60.1100.10017.29
5.4.50.1200.08117.46
5.4.40.1260.07817.21
5.4.30.0820.07416.95
5.4.20.1060.07016.77
5.4.10.1190.08817.66
5.4.00.0810.07816.60
5.3.290.0030.00511.84
5.3.280.0000.01011.84
5.3.270.0070.02813.18
5.3.260.0100.02513.27
5.3.250.0020.03213.21
5.3.240.0080.02513.14
5.3.230.0050.03013.14
5.3.220.0100.02513.25
5.3.210.0040.03413.14
5.3.200.0060.03213.28
5.3.190.0030.04213.20
5.3.180.0070.03813.24
5.3.170.0030.04313.16
5.3.160.0090.03713.25
5.3.150.0120.03313.26
5.3.140.0050.03813.29
5.3.130.0020.03213.27
5.3.120.0050.02713.15
5.3.110.0030.03013.27
5.3.100.0100.02812.93
5.3.90.0070.03912.89
5.3.80.0000.03512.96
5.3.70.0070.02712.93
5.3.60.0050.03313.03
5.3.50.0010.03012.81
5.3.40.0080.03112.91
5.3.30.0050.00011.84
5.3.20.0100.00011.84
5.3.10.0040.00411.84
5.3.00.0000.00711.84

preferences:
38.62 ms | 400 KiB | 5 Q