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run code in 300+ PHP versions simultaneously
<?php $doc = new DOMDocument(); $doc->preserveWhiteSpace = false; $doc->loadXML( <<<EOXML <x> <item1 /> <item2 /> <item3 /> <item4 /> </x> EOXML ); foreach ($doc->documentElement->childNodes as $i => $node) { echo $node->localName . PHP_EOL; if ($i === 2) { $node->remove(); } }

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)
8.4.140.0160.00518.01
8.4.130.0140.00617.95
8.4.120.0100.00720.80
8.4.110.0030.00618.86
8.4.100.0140.00717.83
8.4.90.0110.00918.95
8.4.80.0070.00317.89
8.4.70.0100.00618.01
8.4.60.0130.00820.61
8.4.50.0090.00818.04
8.4.40.0140.00719.49
8.4.30.0070.01120.84
8.4.20.0000.01619.91
8.4.10.0100.00724.11
8.3.270.0130.00616.70
8.3.260.0120.00716.89
8.3.250.0060.00219.30
8.3.240.0050.00416.78
8.3.230.0160.00516.72
8.3.220.0120.00717.61
8.3.210.0090.00616.73
8.3.200.0060.00316.93
8.3.190.0120.00619.38
8.3.180.0110.00718.49
8.3.170.0090.00919.03
8.3.160.0110.00716.86
8.3.150.0090.00019.06
8.3.140.0030.00717.40
8.3.130.0090.00018.73
8.3.120.0130.00321.11
8.3.110.0090.00620.94
8.3.100.0040.00424.06
8.3.90.0000.01126.77
8.3.80.0090.00018.56
8.3.70.0070.00717.00
8.3.60.0000.02018.56
8.3.50.0090.00916.85
8.3.40.0070.00720.63
8.3.30.0040.01119.09
8.3.20.0050.00324.18
8.3.10.0040.00424.66
8.3.00.0050.00226.16
8.2.290.0060.00920.72
8.2.280.0130.00520.63
8.2.270.0150.00318.79
8.2.260.0090.00616.86
8.2.250.0080.00017.09
8.2.240.0040.00417.21
8.2.230.0040.00422.58
8.2.220.0080.00037.54
8.2.210.0080.00026.77
8.2.200.0090.00016.63
8.2.190.0140.00718.48
8.2.180.0070.01417.00
8.2.170.0120.00319.32
8.2.160.0030.01022.96
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00326.16
8.2.110.0040.00721.22
8.2.100.0040.00717.97
8.2.90.0030.00619.36
8.2.80.0070.00019.54
8.2.70.0080.00417.63
8.2.60.0060.00318.05
8.2.50.0060.00318.07
8.2.40.0000.00718.41
8.2.30.0000.00918.25
8.2.20.0050.00219.48
8.2.10.0080.00519.12
8.2.00.0030.01119.99
8.1.330.0100.00820.65
8.1.320.0110.00916.42
8.1.310.0110.00816.47
8.1.300.0100.01020.43
8.1.290.0060.00330.84
8.1.280.0120.00325.92
8.1.270.0080.00024.66
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0110.00722.73
8.1.230.0110.00321.03
8.1.220.0090.00017.91
8.1.210.0000.00819.03
8.1.200.0030.00617.63
8.1.190.0050.00217.76
8.1.180.0030.00618.10
8.1.170.0030.00519.16
8.1.160.0040.00419.09
8.1.150.0000.00818.88
8.1.140.0090.00318.88
8.1.130.0070.00618.85
8.1.120.0100.00318.94
8.1.110.0090.00418.96
8.1.100.0070.00618.88
8.1.90.0040.00918.88
8.1.80.0070.00718.93
8.1.70.0090.00518.90
8.1.60.0120.00219.07
8.1.50.0110.00319.94
8.1.40.0080.00519.93
8.1.30.0100.00519.00
8.1.20.0080.00519.02
8.1.10.0100.00419.06
8.1.00.0100.00418.89
8.0.300.0000.00820.11
8.0.290.0070.00017.00
8.0.280.0030.00518.66
8.0.270.0100.00218.33
8.0.260.0060.00618.28
8.0.250.0080.00318.31
8.0.240.0110.00118.29
8.0.230.0060.00618.22
8.0.220.0060.00518.21
8.0.210.0060.00518.20
8.0.200.0060.00518.31
8.0.190.0080.00418.29
8.0.180.0070.00518.35
8.0.170.0040.00818.37
8.0.160.0070.00718.30
8.0.150.0120.00219.15
8.0.140.0100.00219.20
8.0.130.0110.00119.21
8.0.120.0110.00219.14
8.0.110.0060.00618.25
8.0.100.0070.00419.17
8.0.90.0020.01018.22
8.0.80.0060.00518.22
8.0.70.0090.00318.17
8.0.60.0060.00618.23
8.0.50.0060.00618.26
8.0.30.0050.00718.16
8.0.20.0010.01118.31
8.0.10.0090.00319.32

preferences:
101.18 ms | 403 KiB | 5 Q