3v4l.org

run code in 300+ PHP versions simultaneously
<?php function swap(&$arr, $i, $j) { $temp = $arr[$i]; $arr[$i] = $arr[$j]; $arr[$j] = $temp; } function quicksort(&$arr, $left, $right) { $pivot = $arr[($left + $right) >> 1]; $i = $left; $j = $right; while ($i <= $j) { while ($arr[$i] < $pivot) { $i++; } while ($arr[$j] > $pivot) { $j--; } if ($i <= $j) { swap($arr, $i++, $j--); } } if ($left < $j) { quicksort($arr, $left, $j); } if ($i < $right) { quicksort($arr, $i, $right); } } function qsort($len) { // Sample data $arr = array(); for ($i = 0 ; $i < $len ; $i++) { $arr[$i] = floor(rand(0, $len)); if ($i % 2 == 0) { $arr[$i] = -1 * $arr[$i]; } } $start = microtime(true); quicksort($arr, 0, count($arr) - 1); $diff = microtime(true) - $start; for ($i = 1 ; $i < count($arr) ; $i++) { if ($arr[$i-1] > $arr[$i]) { die("failed to sort!!"); } } return $diff; } $len = 1000; for ($i = 0 ; $i < 3 ; $i++) { $time = qsort($len); if ($time < $min) { $min = $time; } } echo "PHP quicksort: " . round($min*1000) . " ms (" . $len . ")\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)
7.4.00.0070.01315.23
7.3.120.0050.01515.06
7.3.110.0030.01715.04
7.3.100.0020.01514.79
7.3.90.0060.01414.81
7.3.80.0110.00814.95
7.3.70.0030.01214.91
7.3.60.0060.01115.06
7.3.50.0050.01415.01
7.3.40.0030.01514.90
7.3.30.0070.00714.82
7.3.20.0080.01016.73
7.3.10.0080.00916.78
7.3.00.0080.01016.58
7.2.250.0070.01515.21
7.2.240.0100.01015.24
7.2.230.0030.01615.24
7.2.220.0100.01015.19
7.2.210.0030.01615.21
7.2.200.0060.00915.17
7.2.190.0050.01215.26
7.2.180.0020.01815.20
7.2.170.0060.01115.17
7.2.160.0040.00815.07
7.2.150.0030.01216.90
7.2.140.0090.00917.00
7.2.130.0070.01116.84
7.2.120.0050.00916.75
7.2.110.0070.01316.89
7.2.100.0030.01017.07
7.2.90.0060.01017.03
7.2.80.0000.01816.98
7.2.70.0000.01816.60
7.2.60.0040.01416.60
7.2.50.0030.01316.62
7.2.40.0030.01017.05
7.2.30.0070.01116.96
7.2.20.0070.01117.15
7.2.10.0030.01416.96
7.2.00.0080.00817.00
7.1.330.0080.01115.65
7.1.320.0080.01315.93
7.1.310.0000.01715.86
7.1.300.0050.01515.68
7.1.290.0050.01215.84
7.1.280.0030.01515.84
7.1.270.0030.01515.76
7.1.260.0070.01215.80
7.1.250.0090.00915.81
7.1.70.0000.01217.24
7.1.60.0120.00919.33
7.1.50.0170.01017.04
7.1.00.0030.09322.43
7.0.200.0070.00316.87
7.0.140.0030.08022.08
7.0.70.0030.07721.73
7.0.60.0000.07021.86
7.0.50.0070.07722.16
7.0.40.0070.08019.96
7.0.30.0030.04320.11
7.0.20.0000.07320.10
7.0.10.0070.08720.07
7.0.00.0030.06320.10
5.6.280.0030.08721.13
5.6.220.0000.06320.97
5.6.210.0000.09020.83
5.6.200.0100.09321.36
5.6.190.0030.05721.30
5.6.180.0070.05721.29
5.6.170.0030.09321.18
5.6.160.0130.08721.29
5.6.150.0070.07721.25
5.6.140.0000.08721.20
5.6.130.0070.08021.36
5.6.120.0030.08021.29
5.6.110.0030.05721.29
5.6.100.0100.04021.16
5.6.90.0030.07321.27
5.6.80.0070.08720.72
5.6.70.0030.08720.67
5.6.60.0070.04320.67
5.6.50.0030.07320.59
5.6.40.0030.05720.71
5.6.30.0070.08020.58
5.6.20.0070.04020.73
5.6.10.0070.07720.72
5.6.00.0070.07720.65
5.5.360.0070.09320.58
5.5.350.0030.09720.63
5.5.340.0100.08721.10
5.5.330.0130.08721.17
5.5.320.0100.08721.03
5.5.310.0000.09021.13
5.5.300.0030.05021.06
5.5.290.0000.10021.02
5.5.280.0000.09021.14
5.5.270.0100.05320.89
5.5.260.0100.09021.01
5.5.250.0100.08020.91
5.5.240.0030.07020.50
5.5.230.0030.05020.50
5.5.220.0030.09320.54
5.5.210.0070.05320.49
5.5.200.0000.05320.49
5.5.190.0070.08320.41
5.5.180.0070.08720.41
5.5.160.0030.05320.50
5.5.150.0030.08720.23
5.5.140.0030.08720.41
5.5.130.0070.08320.37
5.5.120.0030.09020.45
5.5.110.0030.08720.45
5.5.100.0000.06320.39
5.5.90.0030.08020.25
5.5.80.0070.04720.36
5.5.70.0070.05020.41
5.5.60.0030.08720.18
5.5.50.0000.09320.39
5.5.40.0130.08020.34
5.5.30.0030.08720.22
5.5.20.0000.09020.36
5.5.10.0070.08720.36
5.5.00.0070.08320.30
5.4.450.0100.04719.50
5.4.440.0000.08019.57
5.4.430.0000.05019.36
5.4.420.0030.09019.49
5.4.410.0030.05719.40
5.4.400.0030.08319.27
5.4.390.0030.08319.22
5.4.380.0030.07319.17
5.4.370.0000.06319.03
5.4.360.0070.08719.20
5.4.350.0000.05019.22
5.4.340.0070.04319.21
5.4.320.0030.08719.07
5.4.310.0070.07019.13
5.4.300.0000.06319.20
5.4.290.0130.07719.23
5.4.280.0070.07019.13
5.4.270.0070.07319.38
5.4.260.0030.04319.06
5.4.250.0030.05719.19
5.4.240.0030.07319.03
5.4.230.0000.06019.23
5.4.220.0000.09319.23
5.4.210.0030.06019.23
5.4.200.0100.06719.07
5.4.190.0100.07719.21
5.4.180.0000.05019.02
5.4.170.0130.07319.20
5.4.160.0070.08319.15
5.4.150.0070.09019.05
5.4.140.0000.08716.71
5.4.130.0030.06316.62
5.4.120.0100.07316.69
5.4.110.0000.05716.57
5.4.100.0130.07016.57
5.4.90.0030.08016.69
5.4.80.0030.08016.50
5.4.70.0070.07016.82
5.4.60.0030.05316.55
5.4.50.0070.05316.69
5.4.40.0070.04316.64
5.4.30.0000.06016.48
5.4.20.0000.04316.52
5.4.10.0000.04316.48
5.4.00.0030.04016.03
5.3.290.0000.08714.84
5.3.280.0100.08314.80
5.3.270.0030.05714.80
5.3.260.0000.09714.96
5.3.250.0100.08314.86
5.3.240.0070.08014.97
5.3.230.0070.08714.83
5.3.220.0000.08714.84
5.3.210.0000.08714.90
5.3.200.0030.09314.74
5.3.190.0070.09014.87
5.3.180.0000.05314.82
5.3.170.0000.09314.95
5.3.160.0030.08714.95
5.3.150.0070.08314.88
5.3.140.0030.08314.79
5.3.130.0000.05714.81
5.3.120.0000.07014.75
5.3.110.0030.05014.75
5.3.100.0070.03714.30
5.3.90.0000.04314.32
5.3.80.0000.04314.33
5.3.70.0070.03714.39
5.3.60.0000.04314.19
5.3.50.0000.04314.30
5.3.40.0000.04314.12
5.3.30.0000.04314.18
5.3.20.0030.08013.91
5.3.10.0070.03714.04
5.3.00.0070.04013.98
5.2.170.0000.04012.26
5.2.160.0000.04712.26
5.2.150.0000.05312.26
5.2.140.0000.04012.26
5.2.130.0070.03312.26
5.2.120.0000.04012.26
5.2.110.0030.06312.26
5.2.100.0030.05012.26
5.2.90.0000.04012.26
5.2.80.0000.06712.26
5.2.70.0000.04012.26
5.2.60.0000.04012.26
5.2.50.0070.04312.26
5.2.40.0000.04312.26
5.2.30.0030.07712.26
5.2.20.0000.07712.26
5.2.10.0030.03712.26
5.2.00.0000.04012.26
5.1.60.0030.03012.26
5.1.50.0070.02312.26
5.1.40.0000.03312.26
5.1.30.0000.03712.26
5.1.20.0000.03012.26
5.1.10.0000.03712.26
5.1.00.0000.03312.26
5.0.50.0000.05312.26
5.0.40.0030.04312.26
5.0.30.0030.05012.26
5.0.20.0000.03312.26
5.0.10.0000.04712.26
5.0.00.0000.05312.26
4.4.90.0030.03312.26
4.4.80.0000.05712.26
4.4.70.0000.03712.26
4.4.60.0000.04012.26
4.4.50.0030.03312.26
4.4.40.0000.04312.26
4.4.30.0030.03012.26
4.4.20.0000.03312.26
4.4.10.0000.03712.26
4.4.00.0000.04312.26
4.3.110.0000.03012.26
4.3.100.0000.04012.26
4.3.90.0000.04712.26
4.3.80.0000.06312.26
4.3.70.0000.03312.26
4.3.60.0030.02712.26
4.3.50.0000.03312.26
4.3.40.0000.04312.26
4.3.30.0000.03012.26
4.3.20.0000.03712.26
4.3.10.0000.03712.26
4.3.00.0000.03712.26

preferences:
35.91 ms | 401 KiB | 5 Q