3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL | E_STRICT); class MyDOM extends DOMDocument { /** * @param \DOMNode|\DOMNodeList|NULL $context * @return string */ public function saveXML($context = NULL) { if ($context instanceof DOMNodeList) { $result = ''; foreach ($context as $node) { $result .= parent::saveXML($node); } return $result; } return parent::saveXML($context); } } $dom = new MyDOM();

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)
8.3.40.0070.01418.70
8.3.30.0100.00618.92
8.3.20.0040.00419.98
8.3.10.0040.00423.43
8.3.00.0000.00819.13
8.2.170.0070.00722.96
8.2.160.0070.00720.44
8.2.150.0120.00424.18
8.2.140.0050.00324.66
8.2.130.0090.00926.16
8.2.120.0040.00420.97
8.2.110.0000.00819.39
8.2.100.0000.01117.72
8.2.90.0030.00619.14
8.2.80.0000.00917.97
8.2.70.0040.00417.25
8.2.60.0080.00017.80
8.2.50.0070.00718.07
8.2.40.0040.00419.82
8.2.30.0040.00417.93
8.2.20.0040.00417.43
8.2.10.0000.00718.05
8.2.00.0050.00217.43
8.1.270.0060.00323.82
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.01522.07
8.1.230.0090.00322.69
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0070.00017.10
8.1.180.0030.00618.10
8.1.170.0070.00418.65
8.1.160.0000.00721.95
8.1.150.0040.00418.66
8.1.140.0000.00717.25
8.1.130.0000.00817.64
8.1.120.0030.00317.39
8.1.110.0070.00017.32
8.1.100.0000.00717.38
8.1.90.0000.01117.39
8.1.80.0040.00417.37
8.1.70.0030.00517.22
8.1.60.0000.00817.45
8.1.50.0000.00817.46
8.1.40.0030.00617.39
8.1.30.0080.00017.53
8.1.20.0050.00317.42
8.1.10.0020.00517.37
8.1.00.0040.00417.34
8.0.300.0070.00018.77
8.0.290.0050.00216.63
8.0.280.0070.00018.26
8.0.270.0000.00717.19
8.0.260.0060.00017.14
8.0.250.0040.00416.83
8.0.240.0040.00416.79
8.0.230.0040.00416.81
8.0.220.0030.00316.80
8.0.210.0030.00316.84
8.0.200.0070.00016.93
8.0.190.0000.00816.89
8.0.180.0040.00316.78
8.0.170.0040.00416.84
8.0.160.0000.00816.79
8.0.150.0000.00716.76
8.0.140.0040.00416.79
8.0.130.0060.00013.20
8.0.120.0000.00816.72
8.0.110.0050.00216.76
8.0.100.0000.00816.79
8.0.90.0070.00016.64
8.0.80.0150.00616.81
8.0.70.0030.00516.71
8.0.60.0070.00016.74
8.0.50.0020.00516.76
8.0.30.0160.00916.89
8.0.20.0140.00817.40
8.0.10.0070.00016.73
8.0.00.0070.01116.54
7.4.330.0000.00515.09
7.4.320.0000.00616.50
7.4.300.0000.00616.62
7.4.290.0030.00316.61
7.4.280.0030.00316.43
7.4.270.0000.00716.38
7.4.260.0000.00716.34
7.4.250.0070.00016.47
7.4.240.0040.00316.47
7.4.230.0000.00716.42
7.4.220.0060.01216.32
7.4.210.0040.01116.61
7.4.200.0070.00016.34
7.4.160.0070.00716.25
7.4.150.0130.00717.40
7.4.140.0120.00517.86
7.4.130.0100.00816.53
7.4.120.0120.00616.60
7.4.110.0070.01416.57
7.4.100.0070.01316.39
7.4.90.0080.00916.37
7.4.80.0070.01119.39
7.4.70.0140.00316.45
7.4.60.0040.01316.47
7.4.50.0060.00316.48
7.4.40.0080.00816.68
7.4.30.0070.00816.72
7.4.00.0100.00814.92
7.3.330.0050.00013.26
7.3.320.0050.00013.21
7.3.310.0030.00316.19
7.3.300.0030.00316.25
7.3.290.0030.01216.27
7.3.280.0080.00916.32
7.3.270.0070.01017.40
7.3.260.0120.00616.25
7.3.250.0060.01116.26
7.3.240.0090.01216.29
7.3.230.0060.01216.51
7.3.210.0070.01016.33
7.3.200.0090.00916.40
7.3.190.0130.00616.29
7.3.180.0160.00516.54
7.3.170.0040.01116.27
7.3.160.0080.00816.18
7.3.120.0110.00714.95
7.3.110.0100.00714.74
7.3.100.0030.00914.89
7.3.90.0060.00314.84
7.3.80.0000.01514.74
7.3.70.0030.00914.38
7.3.60.0120.00014.89
7.3.50.0030.00914.75
7.3.40.0080.00814.71
7.3.30.0070.00714.64
7.3.20.0070.00716.60
7.3.10.0000.01516.53
7.3.00.0030.01216.59
7.2.330.0130.00416.25
7.2.320.0130.00316.56
7.2.310.0110.01116.70
7.2.300.0190.00316.55
7.2.290.0070.01016.56
7.2.250.0080.00815.08
7.2.240.0100.01014.64
7.2.230.0030.01314.77
7.2.220.0070.01014.95
7.2.210.0070.00715.02
7.2.200.0110.00314.96
7.2.190.0000.01214.77
7.2.180.0090.00614.88
7.2.170.0110.00414.79
7.2.60.0060.01016.96
7.2.00.0070.00319.56
7.1.330.0030.01015.53
7.1.320.0070.00715.84
7.1.310.0100.00715.37
7.1.300.0030.01015.74
7.1.290.0080.00615.53
7.1.280.0070.00715.45
7.1.270.0080.00415.33
7.1.260.0140.00015.38
7.1.200.0120.00315.71
7.1.100.0060.00617.78
7.1.70.0180.00016.84
7.1.60.0100.01019.40
7.1.50.0100.01016.50
7.1.00.0030.07722.37
7.0.200.0400.00414.43
7.0.140.0030.07322.09
7.0.60.0130.07719.97
7.0.50.0030.05017.79
7.0.40.0070.04020.11
7.0.30.0270.06020.24
7.0.20.0330.07320.15
7.0.10.0030.04720.06
7.0.00.0100.06320.21
5.6.280.0130.06320.80
5.6.210.0070.05320.65
5.6.200.0030.04318.16
5.6.190.0000.04720.48
5.6.180.0370.07320.64
5.6.170.0300.07320.56
5.6.160.0070.06720.48
5.6.150.0030.06318.21
5.6.140.0030.08718.13
5.6.130.0070.07318.19
5.6.120.0200.05021.12
5.6.110.0170.06721.00
5.6.100.0070.08021.04
5.6.90.0070.08320.98
5.6.80.0070.05320.43
5.5.350.0130.08020.40
5.5.340.0070.03718.08
5.5.330.0070.07720.41
5.5.320.0100.07720.36
5.5.310.0200.05020.25
5.5.300.0070.07017.98
5.5.290.0070.04317.96
5.5.280.0030.04320.89
5.5.270.0100.07720.74
5.5.260.0100.04020.78
5.5.250.0070.08720.73
5.5.240.0200.07320.28
5.4.450.0200.04719.50
5.4.440.0270.04719.49
5.4.430.0170.04719.64
5.4.420.0230.03719.41
5.4.410.0300.03719.07
5.4.400.0300.03318.85
5.4.390.0100.04319.15
5.4.380.0400.05718.47
5.4.370.0500.07018.74
5.4.360.0330.05018.74
5.4.350.0230.06718.45
5.4.340.0330.05718.83
5.4.320.0080.03712.53
5.4.310.0040.04112.53
5.4.300.0060.05012.54
5.4.290.0070.04012.52
5.4.280.0050.03612.42
5.4.270.0040.03812.43
5.4.260.0050.03912.42
5.4.250.0040.04612.42
5.4.240.0110.03712.42
5.4.230.0060.03912.41
5.4.220.0080.03412.41
5.4.210.0070.03512.41
5.4.200.0080.04012.41
5.4.190.0060.03712.41
5.4.180.0110.03812.41
5.4.170.0090.03512.42
5.4.160.0080.03712.41
5.4.150.0080.03412.41
5.4.140.0040.04412.09
5.4.130.0090.04612.09
5.4.120.0070.03412.04
5.4.110.0040.03612.04
5.4.100.0040.03712.04
5.4.90.0050.03612.04
5.4.80.0060.03612.04
5.4.70.0060.03412.03
5.4.60.0040.03912.04
5.4.50.0030.03612.04
5.4.40.0070.04112.03
5.4.30.0050.03612.02
5.4.20.0060.03512.02
5.4.10.0050.03512.02
5.4.00.0060.03511.51
5.3.290.0080.03612.80
5.3.280.0040.03912.71
5.3.270.0120.04912.72
5.3.260.0030.04612.72
5.3.250.0060.03512.72
5.3.240.0080.03412.72
5.3.230.0100.04212.71
5.3.220.0060.04312.68
5.3.210.0060.03912.68
5.3.200.0080.03512.68
5.3.190.0050.03812.68
5.3.180.0050.03712.68
5.3.170.0080.03412.67
5.3.160.0040.03812.67
5.3.150.0080.03412.67
5.3.140.0060.03612.66
5.3.130.0070.03712.65
5.3.120.0060.03812.66
5.3.110.0050.04012.65
5.3.100.0040.04212.14
5.3.90.0060.03612.13
5.3.80.0060.03512.12
5.3.70.0060.03612.12
5.3.60.0020.03912.10
5.3.50.0050.03612.05
5.3.40.0040.03712.05
5.3.30.0120.02712.01
5.3.20.0060.03511.79
5.3.10.0060.03611.75
5.3.00.0050.03511.75
5.2.170.0050.0299.25
5.2.160.0030.0309.25
5.2.150.0060.0289.25
5.2.140.0050.0309.25
5.2.130.0020.0319.21
5.2.120.0060.0279.20
5.2.110.0020.0319.21
5.2.100.0060.0279.20
5.2.90.0040.0299.20
5.2.80.0030.0319.20
5.2.70.0020.0329.20
5.2.60.0030.0319.15
5.2.50.0030.0319.12
5.2.40.0040.0289.10
5.2.30.0050.0289.07
5.2.20.0040.0299.06
5.2.10.0090.0258.96
5.2.00.0050.0288.83
5.1.60.0030.0248.11
5.1.50.0060.0228.11
5.1.40.0050.0238.09
5.1.30.0060.0248.44
5.1.20.0040.0278.46
5.1.10.0030.0318.19
5.1.00.0060.0268.19
5.0.50.0050.0246.66
5.0.40.0020.0206.53
5.0.30.0020.0326.34
5.0.20.0040.0186.30
5.0.10.0050.0186.29
5.0.00.0050.0286.28
4.4.90.0050.0194.78
4.4.80.0030.0144.75
4.4.70.0030.0144.75
4.4.60.0030.0234.75
4.4.50.0030.0204.77
4.4.40.0050.0394.71
4.4.30.0050.0134.76
4.4.20.0060.0164.85
4.4.10.0050.0254.85
4.4.00.0030.0244.76
4.3.110.0040.0184.67
4.3.100.0040.0164.66
4.3.90.0010.0154.63
4.3.80.0020.0254.58
4.3.70.0080.0144.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0030.0234.54
4.3.30.0020.0173.30
4.3.20.0020.0243.28
4.3.10.0020.0153.23
4.3.00.0030.01713.25

preferences:
35 ms | 400 KiB | 5 Q