3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xmls = [6, 3, 2, 5, 4, 1]; echo memory_get_usage() . "\n\n"; usort($xmls, function($a, $b) { static $documents = array(); if (!isset($documents[$a])) { $documents[$a] = true; } if (!isset($documents[$b])) { $documents[$b] = true; } echo memory_get_usage() . "\n" . print_r($documents, true) . "\n"; if ($documents[$a] == $documents[$b]) { return 0; } return $documents[$a] < $documents[$b] ? -1 : 1; }); echo memory_get_usage() . "\n" . print_r($xmls, true) . "\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)
7.4.00.0080.01014.84
7.3.120.0120.00614.66
7.3.110.0080.01114.98
7.3.100.0050.00814.63
7.3.90.0000.01514.97
7.3.80.0050.01014.90
7.3.70.0070.00614.74
7.3.60.0090.00614.74
7.3.50.0080.00314.82
7.3.40.0050.00614.71
7.3.30.0030.01114.84
7.3.20.0040.00816.59
7.3.10.0040.01116.55
7.3.00.0080.00516.65
7.2.250.0050.01515.14
7.2.240.0020.01715.19
7.2.230.0080.00615.13
7.2.220.0060.00914.83
7.2.210.0060.00915.11
7.2.200.0060.00615.17
7.2.190.0050.00915.15
7.2.180.0070.00815.18
7.2.170.0070.00415.16
7.2.00.0030.00619.24
7.1.330.0030.01115.70
7.1.320.0040.01315.82
7.1.310.0040.00815.93
7.1.300.0090.00715.63
7.1.290.0060.00615.90
7.1.280.0070.00715.59
7.1.270.0050.01115.71
7.1.260.0030.01115.78
7.1.70.0070.01017.27
7.1.60.0060.01919.32
7.1.50.0130.01016.69
7.1.00.0030.06722.51
7.0.200.0070.00316.82
7.0.140.0100.06722.18
7.0.100.0130.03720.04
7.0.90.0170.07319.89
7.0.80.0230.06719.87
7.0.70.0070.08019.88
7.0.60.0000.09019.90
7.0.50.0100.08320.39
7.0.40.0170.06020.13
7.0.30.0100.08320.17
7.0.20.0130.06720.04
7.0.10.0100.07320.14
7.0.00.0070.08020.04
5.6.280.0000.07720.96
5.6.250.0070.08320.64
5.6.240.0070.07320.62
5.6.230.0070.08320.63
5.6.220.0170.07320.61
5.6.210.0030.08320.59
5.6.200.0100.08320.96
5.6.190.0070.05020.94
5.6.180.0130.07721.11
5.6.170.0070.08321.01
5.6.160.0100.08021.00
5.6.150.0130.07721.08
5.6.140.0100.06321.04
5.6.130.0100.08020.95
5.6.120.0070.08321.02
5.6.110.0130.07021.01
5.6.100.0130.08020.99
5.6.90.0100.08721.04
5.6.80.0170.05720.34
5.6.70.0070.08020.42
5.6.60.0100.06720.43
5.6.50.0130.06020.45
5.6.40.0070.06320.41
5.6.30.0170.07320.49
5.6.20.0100.08020.31
5.6.10.0100.07720.41
5.6.00.0100.08320.38
5.5.380.0130.08320.36
5.5.370.0130.07320.50
5.5.360.0170.06720.42
5.5.350.0030.08720.41
5.5.340.0130.08020.64
5.5.330.0030.08720.76
5.5.320.0100.07720.92
5.5.310.0200.07020.75
5.5.300.0070.08320.79
5.5.290.0200.06720.90
5.5.280.0070.09020.84
5.5.270.0100.08020.91
5.5.260.0030.09020.63
5.5.250.0100.08020.62
5.5.240.0170.07320.24
5.5.230.0100.06720.20
5.5.220.0030.08320.01
5.5.210.0100.07720.13
5.5.200.0070.07020.26
5.5.190.0070.06020.23
5.5.180.0070.08720.23
5.5.160.0000.08320.20
5.5.150.0130.05320.21
5.5.140.0170.07319.99
5.5.130.0100.07020.13
5.5.120.0100.08020.07
5.5.110.0170.07020.18
5.5.100.0070.07320.08
5.5.90.0100.08020.10
5.5.80.0130.07720.09
5.5.70.0130.07720.11
5.5.60.0100.07320.08
5.5.50.0030.08020.11
5.5.40.0100.08020.06
5.5.30.0070.08320.09
5.5.20.0230.06720.09
5.5.10.0170.06020.12
5.5.00.0030.08320.08
5.4.450.0130.06319.49
5.4.440.0100.07719.27
5.4.430.0130.06319.17
5.4.420.0130.08019.22
5.4.410.0070.07719.24
5.4.400.0030.08318.91
5.4.390.0100.07319.13
5.4.380.0070.07718.85
5.4.370.0070.07718.88
5.4.360.0070.05719.13
5.4.350.0100.07319.18
5.4.340.0100.07319.14
5.4.320.0030.07318.85
5.4.310.0130.06319.05
5.4.300.0100.06019.04
5.4.290.0170.06319.18
5.4.280.0070.07718.84
5.4.270.0100.05019.04
5.4.260.0070.07319.04
5.4.250.0070.07719.13
5.4.240.0100.04319.12
5.4.230.0130.06718.89
5.4.220.0070.08019.02
5.4.210.0130.06318.85
5.4.200.0130.07019.12
5.4.190.0030.04719.02
5.4.180.0170.06319.11
5.4.170.0130.04719.12
5.4.160.0100.07719.14
5.4.150.0130.06319.21
5.4.140.0070.07716.44
5.4.130.0030.04716.29
5.4.120.0170.07016.37
5.4.110.0030.07016.41
5.4.100.0070.08716.36
5.4.90.0030.07716.50
5.4.80.0130.06716.34
5.4.70.0070.07016.45
5.4.60.0070.06316.50
5.4.50.0070.07016.36
5.4.40.0100.06716.30
5.4.30.0130.06016.36
5.4.20.0100.07016.44
5.4.10.0170.05716.45
5.4.00.0070.06715.82
5.3.290.0030.04715.58
5.3.280.0070.08015.58
5.3.270.0100.05715.58
5.3.260.0100.07015.58
5.3.250.0100.07315.58
5.3.240.0100.07015.58
5.3.230.0000.04315.58
5.3.220.0030.06715.58
5.3.210.0100.07315.58
5.3.200.0100.07715.58
5.3.190.0070.04315.58
5.3.180.0100.07315.58
5.3.170.0030.07715.58
5.3.160.0070.07715.58
5.3.150.0070.05315.58
5.3.140.0070.07715.58
5.3.130.0030.08315.58
5.3.120.0170.06715.58
5.3.110.0100.07315.58
5.3.100.0130.06315.58
5.3.90.0100.07015.58
5.3.80.0100.07715.58
5.3.70.0030.04715.58
5.3.60.0070.07015.58
5.3.50.0030.04715.58
5.3.40.0130.03315.58
5.3.30.0170.06015.58
5.3.20.0130.06315.58
5.3.10.0070.04315.58
5.3.00.0000.07715.58
5.2.170.0000.06715.58
5.2.160.0070.06015.58
5.2.150.0100.05315.58
5.2.140.0070.06715.58
5.2.130.0070.04715.58
5.2.120.0030.03015.58
5.2.110.0170.05015.58
5.2.100.0070.04015.58
5.2.90.0070.05715.58
5.2.80.0130.05715.58
5.2.70.0000.06715.58
5.2.60.0100.06015.58
5.2.50.0070.06315.58
5.2.40.0070.06015.58
5.2.30.0100.05715.58
5.2.20.0030.05015.58
5.2.10.0030.06315.58
5.2.00.0030.05315.58
5.1.60.0030.05315.58
5.1.50.0170.03315.58
5.1.40.0000.05715.58
5.1.30.0070.05715.58
5.1.20.0130.04715.58
5.1.10.0030.04015.58
5.1.00.0100.05015.58
5.0.50.0000.05015.58
5.0.40.0030.04315.58
5.0.30.0030.06715.58
5.0.20.0030.03715.58
5.0.10.0100.03715.58
5.0.00.0000.06315.58
4.4.90.0000.03715.58
4.4.80.0070.03015.58
4.4.70.0000.03315.58
4.4.60.0000.03315.58
4.4.50.0030.03315.58
4.4.40.0030.05315.58
4.4.30.0030.03315.58
4.4.20.0030.03715.58
4.4.10.0030.03015.58
4.4.00.0000.05315.58
4.3.110.0000.03715.58
4.3.100.0030.03715.58
4.3.90.0000.03315.58
4.3.80.0070.04015.58
4.3.70.0030.03715.58
4.3.60.0030.03315.58
4.3.50.0070.03015.58
4.3.40.0030.05315.58
4.3.30.0000.02715.58
4.3.20.0000.04015.58
4.3.10.0000.03315.58
4.3.00.0030.03715.58

preferences:
40.19 ms | 401 KiB | 5 Q