3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyDOMDocument extends DOMDocument { const HTML_EXPORT_CHILDREN = 1; public function saveHTML($node = null, $flags = 0) { $result = ''; if ($node === null) { $node = $this->documentElement; } if ($flags & self::HTML_EXPORT_CHILDREN) { foreach ($node->childNodes as $child) { $result .= parent::saveHTML($child); } } else { $result = parent::saveHTML($node); } return $result; } } $html = <<<HTML <div>hello</div> <div>world</div> HTML; $doc = new DOMDocument; $doc->loadHTML($html); $frag = $doc->createDocumentFragment(); $body = $doc->getElementsByTagName('body')->item(0); foreach ($body->childNodes as $child) { $frag->appendChild($child->clone(true)); } echo $doc->saveHTML($frag); echo PHP_EOL; echo PHP_EOL; echo $doc->saveHTML();

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)
8.3.70.0090.01217.13
8.3.60.0130.00316.75
8.3.50.0130.00822.99
8.3.40.0090.00619.13
8.3.30.0090.00619.35
8.3.20.0040.00420.41
8.3.10.0030.00623.78
8.3.00.0030.00617.75
8.2.180.0140.00717.00
8.2.170.0110.00722.96
8.2.160.0070.00720.66
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00421.35
8.2.110.0100.00020.56
8.2.100.0090.00318.10
8.2.90.0050.00318.22
8.2.80.0040.00417.97
8.2.70.0030.00618.00
8.2.60.0060.00318.03
8.2.50.0030.00518.07
8.2.40.0000.00818.41
8.2.30.0030.00518.37
8.2.20.0050.00317.95
8.2.10.0050.00218.41
8.2.00.0100.00017.99
8.1.280.0030.01025.92
8.1.270.0040.00424.22
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0040.00422.48
8.1.230.0120.00021.35
8.1.220.0080.00018.03
8.1.210.0050.00518.84
8.1.200.0090.00017.60
8.1.190.0030.00617.38
8.1.180.0050.00318.10
8.1.170.0060.00318.90
8.1.160.0070.00022.28
8.1.150.0040.00419.14
8.1.140.0070.00017.64
8.1.130.0000.00718.20
8.1.120.0040.00417.73
8.1.110.0000.00717.76
8.1.100.0040.00417.57
8.1.90.0050.00217.74
8.1.80.0070.00017.72
8.1.70.0000.00717.65
8.1.60.0030.00617.82
8.1.50.0030.00517.71
8.1.40.0000.00817.83
8.1.30.0040.00417.92
8.1.20.0030.00517.99
8.1.10.0000.00717.71
8.1.00.0030.00617.68
8.0.300.0050.00320.34
8.0.290.0000.00716.88
8.0.280.0030.00318.78
8.0.270.0000.00717.38
8.0.260.0060.00017.53
8.0.250.0030.00517.29
8.0.240.0030.00317.25
8.0.230.0050.00217.24
8.0.220.0030.00317.18
8.0.210.0000.00817.23
8.0.200.0060.00017.08
8.0.190.0030.00617.27
8.0.180.0040.00417.09
8.0.170.0000.00817.20
8.0.160.0070.00017.24
8.0.150.0040.00417.12
8.0.140.0000.00717.16
8.0.130.0030.00513.52
8.0.120.0040.00417.04
8.0.110.0040.00417.27
8.0.100.0000.00717.07
8.0.90.0000.00817.28
8.0.80.0070.01017.22
8.0.70.0030.00617.17
8.0.60.0030.00517.18
8.0.50.0030.00617.07
8.0.30.0110.00817.41
8.0.20.0090.00917.45
8.0.10.0050.00217.30
8.0.00.0120.00616.96
7.4.330.0000.00615.23
7.4.320.0000.00716.77
7.4.300.0000.00716.71
7.4.290.0070.00016.80
7.4.280.0000.00816.70
7.4.270.0070.00016.82
7.4.260.0070.00016.76
7.4.250.0080.00016.78
7.4.240.0030.00516.77
7.4.230.0030.00316.57
7.4.220.0100.01016.75
7.4.210.0030.01016.70
7.4.200.0020.00516.80
7.4.160.0090.00616.98
7.4.150.0090.00917.40
7.4.140.0110.00717.86
7.4.130.0090.00916.95
7.4.120.0100.01016.82
7.4.110.0040.01216.71
7.4.100.0090.01516.88
7.4.90.0070.01116.63
7.4.80.0060.01219.39
7.4.70.0150.00416.70
7.4.60.0110.00617.00
7.4.50.0060.00316.68
7.4.40.0090.00616.70
7.4.30.0040.01216.59
7.4.00.0070.01015.32
7.3.330.0000.00613.33
7.3.320.0000.00613.49
7.3.310.0070.00016.52
7.3.300.0030.00616.52
7.3.290.0100.01016.56
7.3.280.0080.01316.49
7.3.270.0150.00317.40
7.3.260.0100.00716.51
7.3.250.0120.00716.58
7.3.240.0140.00916.73
7.3.230.0110.00616.50
7.3.210.0120.00616.68
7.3.200.0120.00619.39
7.3.190.0030.01516.56
7.3.180.0070.01016.67
7.3.170.0060.01216.84
7.3.160.0060.01016.82
7.2.330.0090.01616.76
7.2.320.0100.00716.73
7.2.310.0090.00916.91
7.2.300.0060.03416.96
7.2.290.0120.00916.82
7.2.60.0000.01216.90
7.2.00.0030.01019.63
7.1.200.0090.00615.99
7.1.100.0000.01118.14
7.1.70.0060.00617.12
7.1.60.0150.01119.40
7.1.50.0070.01517.11
7.1.00.0070.07322.44
7.0.200.0000.00816.65
7.0.140.0100.06321.98
7.0.60.0130.07719.89
7.0.50.0100.08317.95
7.0.40.0070.07320.18
7.0.30.0170.04720.31
7.0.20.0270.05020.30
7.0.10.0100.07720.30
7.0.00.0070.08320.27
5.6.280.0100.06721.18
5.6.210.0070.09020.85
5.6.200.0070.07718.26
5.6.190.0130.08020.71
5.6.180.3200.03720.55
5.6.170.0200.04320.54
5.6.160.0070.04320.57
5.6.150.0000.08718.23
5.6.140.0070.03718.26
5.6.130.0070.08718.28
5.6.120.0070.06321.20
5.6.110.0100.09021.02
5.6.100.0030.04021.19
5.6.90.0030.05321.19
5.6.80.0100.07720.57
5.5.350.0230.07720.52
5.5.340.0000.07718.05
5.5.330.0070.03720.50
5.5.320.0370.04020.40
5.5.310.0300.07320.44
5.5.300.0030.05318.12
5.5.290.0070.07718.08
5.5.280.0000.04721.00
5.5.270.0100.07720.71
5.5.260.0100.07721.01
5.5.250.0170.07320.78
5.5.240.4270.04320.14
5.4.450.0200.05019.62
5.4.440.0330.04019.71
5.4.430.0400.04719.56
5.4.420.0300.03719.48
5.4.410.0230.03019.33
5.4.400.0470.05019.30
5.4.390.0370.04718.98
5.4.380.0470.05318.62
5.4.370.0370.04718.56
5.4.360.0470.05318.71
5.4.350.0430.05018.81
5.4.340.0330.06018.88
5.4.320.0050.03712.67
5.4.310.0120.04812.66
5.4.300.0070.05112.67
5.4.290.0090.05312.66
5.4.280.0060.04312.56
5.4.270.0120.03612.56
5.4.260.0140.04712.56
5.4.250.0070.04812.56
5.4.240.0080.04012.56
5.4.230.0110.04312.55
5.4.220.0070.04112.55
5.4.210.0060.03712.55
5.4.200.0030.04112.55
5.4.190.0050.03912.55
5.4.180.0080.04012.55
5.4.170.0090.04512.55
5.4.160.0080.04212.55
5.4.150.0060.04512.55
5.4.140.0090.03612.23
5.4.130.0080.03312.21
5.4.120.0050.03712.18
5.4.110.0040.03812.17
5.4.100.0080.03412.17
5.4.90.0050.03912.18
5.4.80.0040.04212.17
5.4.70.0030.03712.17
5.4.60.0090.03812.17
5.4.50.0100.04812.17
5.4.40.0040.03712.16
5.4.30.0060.03512.15
5.4.20.0080.03312.15
5.4.10.0130.02912.15
5.4.00.0170.03011.65
5.3.290.0070.03812.93
5.3.280.0220.03612.85
5.3.270.0070.05612.86
5.3.260.0060.04312.87
5.3.250.0070.03812.87
5.3.240.0080.03812.87
5.3.230.0070.03812.86
5.3.220.0070.03712.83
5.3.210.0100.03612.83
5.3.200.0060.03812.83
5.3.190.0040.03912.83
5.3.180.0040.03912.83
5.3.170.0090.04112.83
5.3.160.0100.04212.83
5.3.150.0100.04912.82
5.3.140.0100.04812.82
5.3.130.0080.04012.81
5.3.120.0070.03812.81
5.3.110.0080.03712.81
5.3.100.0070.03612.30
5.3.90.0080.03512.28
5.3.80.0060.03612.27
5.3.70.0080.04812.27
5.3.60.0080.04812.25
5.3.50.0040.03812.20
5.3.40.0050.03812.20
5.3.30.0080.03412.17
5.3.20.0070.03611.94
5.3.10.0050.03811.91
5.3.00.0080.03711.89
5.2.170.0060.0339.39
5.2.160.0060.0299.39
5.2.150.0060.0399.40
5.2.140.0070.0419.39
5.2.130.0070.0409.36
5.2.120.0020.0329.36
5.2.110.0040.0319.36
5.2.100.0040.0299.36
5.2.90.0050.0289.36
5.2.80.0050.0309.36
5.2.70.0040.0309.35
5.2.60.0040.0319.30
5.2.50.0040.0309.27
5.2.40.0040.0299.25
5.2.30.0060.0289.23
5.2.20.0050.0299.22
5.2.10.0030.0319.13
5.2.00.0050.0298.99
5.1.60.0040.0248.27
5.1.50.0040.0258.26
5.1.40.0040.0248.24
5.1.30.0050.0268.59
5.1.20.0040.0278.61
5.1.10.0070.0368.34
5.1.00.0040.0398.34
5.0.50.0030.0276.83
5.0.40.0030.0296.69
5.0.30.0060.0396.51
5.0.20.0020.0296.48
5.0.10.0040.0286.46
5.0.00.0080.0356.45
4.4.90.0040.0214.78
4.4.80.0040.0214.76
4.4.70.0050.0204.75
4.4.60.0030.0204.75
4.4.50.0010.0224.77
4.4.40.0040.0274.71
4.4.30.0040.0194.76
4.4.20.0020.0164.84
4.4.10.0000.0194.85
4.4.00.0050.0224.76
4.3.110.0040.0144.67
4.3.100.0020.0154.67
4.3.90.0040.0134.63
4.3.80.0010.0264.58
4.3.70.0020.0154.63
4.3.60.0050.0124.63
4.3.50.0000.0184.63
4.3.40.0020.0244.54
4.3.30.0020.0163.30
4.3.20.0040.0143.28
4.3.10.0030.0153.24
4.3.00.0070.02015.94

preferences:
42.51 ms | 401 KiB | 5 Q