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 $diff; } if (count($argv) != 2) { die("usage: php -q quicksort.php ARRAY_LENGTH"); } $len = 1000; for ($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)
7.4.10.0110.00714.94
7.4.00.0050.01414.99
7.3.130.0090.00514.91
7.3.120.0090.01014.97
7.3.110.0130.00514.87
7.3.100.0100.00614.78
7.3.90.0050.00914.81
7.3.80.0050.00914.73
7.3.70.0060.01014.75
7.3.60.0050.00914.91
7.3.50.0050.01014.80
7.3.40.0090.00514.75
7.3.30.0110.00214.88
7.3.20.0030.01016.66
7.3.10.0030.01016.59
7.3.00.0030.00916.58
7.2.260.0100.01015.07
7.2.250.0080.01115.20
7.2.240.0100.00714.94
7.2.230.0080.00815.07
7.2.220.0010.01515.11
7.2.210.0090.00615.12
7.2.200.0060.00715.08
7.2.190.0020.01415.16
7.2.180.0060.01015.02
7.2.170.0020.01315.04
7.2.160.0030.01014.91
7.2.150.0040.01116.73
7.2.140.0030.01216.90
7.2.130.0010.01016.94
7.2.120.0070.00716.96
7.2.110.0060.00716.78
7.2.100.0050.00616.95
7.2.90.0040.00616.89
7.2.80.0060.00416.74
7.2.70.0020.00816.85
7.2.60.0070.00516.61
7.2.50.0050.01016.95
7.2.40.0060.00516.81
7.2.30.0000.01416.79
7.2.20.0050.00816.96
7.2.10.0060.00716.91
7.2.00.0060.00816.83
7.1.330.0110.00515.69
7.1.320.0080.00815.66
7.1.310.0040.00915.78
7.1.300.0060.00815.72
7.1.290.0090.00415.63
7.1.280.0020.00915.69
7.1.270.0040.00815.62
7.1.260.0070.00515.63
7.1.250.0030.01015.71
7.1.240.0050.00715.52
7.1.230.0070.00815.78
7.1.220.0070.00515.74
7.1.210.0110.00215.71
7.1.200.0030.00815.50
7.1.190.0080.00415.69
7.1.180.0050.00815.54
7.1.170.0070.00615.53
7.1.160.0060.00415.74
7.1.150.0070.00915.62
7.1.140.0060.00615.69
7.1.130.0030.01015.59
7.1.120.0050.00615.63
7.1.110.0020.01215.83
7.1.100.0060.00415.74
7.1.90.0030.01015.72
7.1.80.0060.00815.75
7.1.70.0060.00616.17
7.1.60.0070.00816.99
7.1.50.0020.01116.09
7.1.40.0080.00815.70
7.1.30.0080.00615.62
7.1.20.0030.01215.66
7.1.10.0050.01015.74
7.1.00.0020.01817.88
7.0.330.0070.00515.22
7.0.320.0060.00615.41
7.0.310.0000.01215.39
7.0.300.0020.01415.15
7.0.290.0060.00515.27
7.0.280.0040.00815.09
7.0.270.0050.00815.35
7.0.260.0080.00615.37
7.0.250.0030.01115.32
7.0.240.0050.00815.30
7.0.230.0070.00415.45
7.0.220.0060.00615.25
7.0.210.0020.01115.25
7.0.200.0140.00614.92
7.0.190.0060.00315.33
7.0.180.0080.00715.23
7.0.170.0000.01315.39
7.0.160.0090.00715.49
7.0.150.0060.00915.36
7.0.140.0030.03017.62
7.0.130.0040.01115.51
7.0.120.0070.00615.38
7.0.110.0020.01115.33
7.0.100.0020.00915.20
7.0.90.0040.00615.46
7.0.80.0060.00515.19
7.0.70.0060.00615.27
7.0.60.0070.03117.01
7.0.50.0060.03216.15
7.0.40.0040.02315.65
7.0.30.0110.01915.50
7.0.20.0200.03115.63
7.0.10.0030.03815.75
7.0.00.0080.02715.55
5.6.400.0070.00814.32
5.6.390.0060.00714.28
5.6.380.0050.00913.98
5.6.370.0070.00314.20
5.6.360.0030.01114.54
5.6.350.0070.00713.95
5.6.340.0070.00314.36
5.6.330.0060.00814.38
5.6.320.0050.00514.44
5.6.310.0050.01014.10
5.6.300.0050.00714.49
5.6.290.0080.00514.23
5.6.280.0040.03016.56
5.6.270.0070.00814.28
5.6.260.0060.00314.52
5.6.250.0050.00614.33
5.6.240.0070.00714.42
5.6.230.0060.00814.26
5.6.220.0010.00814.30
5.6.210.0050.03216.58
5.6.200.0080.02215.77
5.6.190.0060.02816.42
5.6.180.0160.02016.25
5.6.170.0110.02016.30
5.6.160.0080.01616.39
5.6.150.0070.03015.52
5.6.140.0080.02315.54
5.6.130.0050.02915.56
5.6.120.0070.01916.47
5.6.110.0080.02716.60
5.6.100.0050.03516.61
5.6.90.0040.03316.50
5.6.80.0110.02316.21
5.6.70.0080.00614.36
5.6.60.0070.00614.06
5.6.50.0110.00614.47
5.6.40.0030.01314.33
5.6.30.0020.01414.10
5.6.20.0080.00614.29
5.6.10.0090.00814.07
5.6.00.0030.01014.30
5.5.380.0030.00914.19
5.5.370.0050.01014.18
5.5.360.0010.01014.27
5.5.350.1480.01716.31
5.5.340.0040.03415.49
5.5.330.0020.02616.34
5.5.320.0070.03216.26
5.5.310.0110.01816.15
5.5.300.0110.02715.42
5.5.290.0070.02515.52
5.5.280.0080.01816.36
5.5.270.0120.02416.38
5.5.260.0060.02416.32
5.5.250.0060.03116.31
5.5.240.0130.02716.27
5.5.230.0040.00814.08
5.5.220.0070.01114.04
5.5.210.0070.01014.16
5.5.200.0030.00814.19
5.5.190.0040.00914.25
5.5.180.0140.00214.13
5.5.170.0060.00514.16
5.5.160.0070.00713.99
5.5.150.0080.00814.17
5.5.140.0080.00314.26
5.5.130.0040.00714.20
5.5.120.0030.01114.22
5.5.110.0070.00414.13
5.5.100.0090.00514.02
5.5.90.0030.01014.25
5.5.80.0070.00914.13
5.5.70.0080.00514.19
5.5.60.0020.01013.95
5.5.50.0020.00913.98
5.5.40.0050.00913.90
5.5.30.0090.00513.76
5.5.20.0050.01113.82
5.5.10.0070.00714.26
5.5.00.0010.01314.19
5.4.450.0190.01514.33
5.4.440.0120.01914.39
5.4.430.0140.01714.24
5.4.420.0120.01714.24
5.4.410.0150.01814.33
5.4.400.0200.02514.24
5.4.390.0190.02214.13
5.4.380.0210.02114.13
5.4.370.0180.02514.12
5.4.360.0170.02614.30
5.4.350.0110.01714.12
5.4.340.0220.02614.33
5.4.330.0000.01011.82
5.4.320.0150.02514.32
5.4.310.0170.01714.29
5.4.300.0190.02214.28
5.4.290.0170.02514.19
5.4.280.0190.01814.19
5.4.270.0160.01514.17
5.4.260.0160.02114.15
5.4.250.0220.02114.23
5.4.240.0160.02114.16
5.4.230.0230.01914.14
5.4.220.0180.01314.35
5.4.210.0150.01714.22
5.4.200.0180.01914.20
5.4.190.0180.02814.27
5.4.180.0160.02414.23
5.4.170.0200.01814.36
5.4.160.0210.02414.31
5.4.150.0190.02214.02
5.4.140.0220.02313.38
5.4.130.0170.01313.49
5.4.120.0170.02713.31
5.4.110.0180.02213.37
5.4.100.0200.02313.35
5.4.90.0170.02113.29
5.4.80.0190.01613.33
5.4.70.0170.02313.31
5.4.60.0200.01913.30
5.4.50.0180.01813.34
5.4.40.0220.01613.29
5.4.30.0190.02613.40
5.4.20.0170.01813.42
5.4.10.0190.02813.34
5.4.00.0190.02313.03
5.3.290.0150.01612.67
5.3.280.0150.02312.58
5.3.270.0200.02512.61
5.3.260.0210.02312.59
5.3.250.0180.02212.63
5.3.240.0120.02012.62
5.3.230.0190.02212.61
5.3.220.0220.02212.57
5.3.210.0190.02412.48
5.3.200.0190.02812.47
5.3.190.0210.02412.48
5.3.180.0210.02012.54
5.3.170.0180.02712.68
5.3.160.0150.02212.54
5.3.150.0150.02512.67
5.3.140.0190.02712.55
5.3.130.0230.02212.52
5.3.120.0170.02312.66
5.3.110.0180.02712.65
5.3.100.0150.01812.40
5.3.90.0170.02012.47
5.3.80.0210.02412.28
5.3.70.0180.02412.42
5.3.60.0160.02412.40
5.3.50.0200.02512.29
5.3.40.0220.02312.32
5.3.30.0160.01812.32
5.3.20.0180.02612.24
5.3.10.0210.02212.20
5.3.00.0130.02912.21
5.2.170.0400.05711.07
5.2.160.0470.03011.07
5.2.150.0430.04011.07
5.2.140.0400.05711.13
5.2.130.0430.04711.02
5.2.120.0370.05711.07
5.2.110.0400.03311.23
5.2.100.0470.03311.23
5.2.90.0430.03011.09
5.2.80.0430.05311.23
5.2.70.0370.05711.29
5.2.60.0430.04011.07
5.2.50.0370.03310.93
5.2.40.0330.05710.94
5.2.30.0300.05311.06
5.2.20.0300.03711.04
5.2.10.0370.03310.80
5.2.00.0330.03310.73
5.1.60.0200.0309.91
5.1.50.0300.0409.93
5.1.40.0330.0479.94
5.1.30.0330.04710.32
5.1.20.0370.02710.28
5.1.10.0300.05310.02
5.1.00.0400.0239.98
5.0.50.0200.0409.80
5.0.40.0170.0409.80
5.0.30.0100.0539.80
5.0.20.0130.0309.80
5.0.10.0270.0339.80
5.0.00.0130.0579.80
4.4.90.0170.0339.80
4.4.80.0200.0309.80
4.4.70.0170.0379.80
4.4.60.0170.0339.80
4.4.50.0230.0179.80
4.4.40.0100.0279.80
4.4.30.0170.0339.80
4.4.20.0200.0339.80
4.4.10.0170.0239.80
4.4.00.0170.0409.80
4.3.110.0170.0379.80
4.3.100.0170.0139.80
4.3.90.0130.0309.80
4.3.80.0130.0309.80
4.3.70.0170.0209.80
4.3.60.0270.0239.80
4.3.50.0170.0379.80
4.3.40.0170.0439.80
4.3.30.0070.0309.80
4.3.20.0100.0239.80
4.3.10.0130.0139.80
4.3.00.0130.0179.80

preferences:
38.94 ms | 400 KiB | 5 Q