3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = array('x' => array('value' => 'test')); $parent = null; $element = new \SimpleXMLElement('<resource href="/"></resource>'); foreach ($data as $key => $value) { if (is_array($value) || $value instanceof \Traversable) { if (!is_numeric($key)) { if (count($value) > 0 && isset($value[0])) { $this->arrayToXml($value, $element, $key); } else { $subnode = $element->addChild($key); $this->arrayToXml($value, $subnode, $key); } } else { $subnode = $element->addChild($parent); $this->arrayToXml($value, $subnode, $parent); } } else { if (!is_numeric($key)) { if (substr($key, 0, 1) === '@') { $element->addAttribute(substr($key, 1), $value); } elseif ($key === 'value' and count($data) === 1) { $element->{0} = $value; } elseif (is_bool($value)) { $element->addChild($key, intval($value)); } else { $element->addChild($key, htmlspecialchars($value, ENT_QUOTES)); } } else { $element->addChild($parent, htmlspecialchars($value, ENT_QUOTES)); } } } echo $doc->x; //$xml = new \SimpleXMLElement('<resource href="/"><x><0>test</0></x></resource>'); //echo $xml->x;

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)
8.3.60.0070.00716.97
8.3.50.0250.00522.17
8.3.40.0040.01119.17
8.3.30.0060.00919.34
8.3.20.0070.00020.41
8.3.10.0030.00523.90
8.3.00.0040.00419.81
8.2.180.0170.00316.71
8.2.170.0040.01122.96
8.2.160.0090.00920.59
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0030.00526.16
8.2.120.0080.00021.28
8.2.110.0060.00322.50
8.2.100.0040.00718.09
8.2.90.0060.00317.84
8.2.80.0030.00617.97
8.2.70.0030.00618.17
8.2.60.0000.00818.18
8.2.50.0030.00518.10
8.2.40.0030.00522.25
8.2.30.0070.00018.61
8.2.20.0070.00018.05
8.2.10.0000.00718.37
8.2.00.0000.00818.08
8.1.280.0090.00625.92
8.1.270.0040.00424.09
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0070.00322.39
8.1.230.0000.01119.33
8.1.220.0040.00418.04
8.1.210.0100.00018.77
8.1.200.0050.00517.61
8.1.190.0000.00817.36
8.1.180.0050.00518.10
8.1.170.0060.00318.76
8.1.160.0080.00022.27
8.1.150.0040.00419.13
8.1.140.0000.00817.75
8.1.130.0000.00717.96
8.1.120.0050.00217.81
8.1.110.0040.00417.64
8.1.100.0000.00717.73
8.1.90.0040.00417.75
8.1.80.0040.00417.57
8.1.70.0030.00317.61
8.1.60.0030.00617.71
8.1.50.0030.00517.69
8.1.40.0040.00417.80
8.1.30.0030.00617.99
8.1.20.0000.00817.92
8.1.10.0040.00417.86
8.1.00.0040.00417.63
8.0.300.0070.00020.11
8.0.290.0040.00417.13
8.0.280.0040.00418.68
8.0.270.0040.00417.53
8.0.260.0060.00018.69
8.0.250.0000.00717.11
8.0.240.0000.00717.19
8.0.230.0030.00317.23
8.0.220.0040.00417.29
8.0.210.0020.00517.13
8.0.200.0080.00017.11
8.0.190.0040.00417.18
8.0.180.0040.00417.17
8.0.170.0030.00517.25
8.0.160.0030.00517.31
8.0.150.0050.00217.02
8.0.140.0040.00417.05
8.0.130.0060.00013.54
8.0.120.0040.00417.19
8.0.110.0000.00717.15
8.0.100.0050.00317.04
8.0.90.0040.00417.05
8.0.80.0040.01117.14
8.0.70.0050.00217.18
8.0.60.0040.00417.10
8.0.50.0050.00316.98
8.0.30.0100.00917.53
8.0.20.0120.01117.50
8.0.10.0000.00717.41
8.0.00.0100.00817.13
7.4.330.0060.00015.29
7.4.320.0040.00416.83
7.4.300.0060.00016.84
7.4.290.0000.00716.77
7.4.280.0000.00716.68
7.4.270.0030.00316.77
7.4.260.0030.00516.81
7.4.250.0080.00016.81
7.4.240.0060.00216.83
7.4.230.0040.00416.72
7.4.220.0090.00916.87
7.4.210.0100.01016.94
7.4.200.0050.00316.79
7.4.160.0080.00816.61
7.4.150.0070.01017.40
7.4.140.0110.01017.86
7.4.130.0070.01516.87
7.4.120.0110.00916.81
7.4.110.0070.01116.82
7.4.100.0130.00416.78
7.4.90.0060.01216.79
7.4.80.0060.01319.39
7.4.70.0100.00616.73
7.4.60.0100.00716.86
7.4.50.0040.00416.67
7.4.40.0030.01316.60
7.4.30.0100.00916.66
7.4.00.0040.00815.27
7.3.330.0060.00013.47
7.3.320.0060.00013.45
7.3.310.0000.00716.63
7.3.300.0030.00316.55
7.3.290.0090.00916.44
7.3.280.0090.00716.56
7.3.270.0090.00917.40
7.3.260.0110.01116.74
7.3.250.0080.01316.64
7.3.240.0100.00716.58
7.3.230.0080.01416.74
7.3.210.0100.00616.78
7.3.200.0140.00419.39
7.3.190.0100.00716.68
7.3.180.0040.01116.79
7.3.170.0060.01016.64
7.3.160.0070.01016.96
7.3.120.0030.01415.03
7.2.330.0100.00716.72
7.2.320.0160.00016.62
7.2.310.0030.01416.92
7.2.300.0200.00316.63
7.2.290.0130.00316.95
7.2.60.0080.00317.04
7.2.00.0070.00719.35
7.1.200.0000.01415.71
7.1.100.0070.01018.23
7.1.70.0040.00417.34
7.1.60.0040.02119.70
7.1.50.0080.00316.70
7.1.00.0100.07022.61
7.0.200.0000.00716.95
7.0.140.0070.06722.02
7.0.60.0100.06019.99
7.0.50.0030.05317.97
7.0.40.0200.07320.10
7.0.30.0430.07320.30
7.0.20.0370.07020.24
7.0.10.0070.04720.28
7.0.00.0130.07720.13
5.6.280.0070.07021.02
5.6.210.0200.06720.73
5.6.200.0030.08718.21
5.6.190.0100.06320.84
5.6.180.3430.03320.34
5.6.170.0400.07320.78
5.6.160.0070.08020.54
5.6.150.0030.04718.29
5.6.140.0100.05318.21
5.6.130.0100.07318.24
5.6.120.0100.08021.21
5.6.110.0030.04320.98
5.6.100.0100.08321.12
5.6.90.0030.09021.11
5.6.80.0000.04720.43
5.6.70.0130.07320.48
5.5.350.0000.04020.43
5.5.340.0170.07018.14
5.5.330.0030.04320.31
5.5.320.0200.05020.34
5.5.310.0230.08020.31
5.5.300.0100.05318.04
5.5.290.0070.05318.05
5.5.280.0130.04720.92
5.5.270.0030.04020.94
5.5.260.0130.08720.88
5.5.250.0130.06320.63
5.5.240.0230.07320.27
5.4.450.0430.05019.30
5.4.440.0500.04719.30
5.4.430.0230.05019.29
5.4.420.0530.03719.64
5.4.410.0430.03719.15
5.4.400.0730.04019.16
5.4.390.0330.05319.27
5.4.380.0200.05018.66
5.4.370.0200.05018.53
5.4.360.0070.05718.55
5.4.350.0070.07018.77
5.4.340.0100.06018.70
5.4.320.0050.04712.62
5.4.310.0050.04012.62
5.4.300.0050.03712.62
5.4.290.0020.04212.61
5.4.280.0070.03312.51
5.4.270.0030.03912.51
5.4.260.0110.03312.51
5.4.250.0050.03812.51
5.4.240.0040.03712.51
5.4.230.0050.03812.50
5.4.220.0060.03612.50
5.4.210.0060.04712.50
5.4.200.0120.03512.50
5.4.190.0060.03812.50
5.4.180.0060.03812.50
5.4.170.0070.04112.51
5.4.160.0030.04512.51
5.4.150.0100.03312.50
5.4.140.0080.03512.19
5.4.130.0080.03412.17
5.4.120.0070.03512.13
5.4.110.0070.03512.13
5.4.100.0040.04012.13
5.4.90.0080.03712.12
5.4.80.0060.04012.12
5.4.70.0090.04812.12
5.4.60.0130.05712.12
5.4.50.0090.04912.13
5.4.40.0100.04712.12
5.4.30.0050.03712.11
5.4.20.0050.03812.11
5.4.10.0070.03412.11
5.4.00.0040.03911.60
5.3.290.0050.04412.89
5.3.280.0100.03512.82
5.3.270.0070.03912.83
5.3.260.0070.03912.83
5.3.250.0060.04912.83
5.3.240.0050.03712.84
5.3.230.0080.03612.82
5.3.220.0020.04112.79
5.3.210.0090.03612.79
5.3.200.0080.03612.79
5.3.190.0060.03712.79
5.3.180.0070.03512.79
5.3.170.0070.03512.79
5.3.160.0090.03412.79
5.3.150.0070.03712.79
5.3.140.0090.03412.78
5.3.130.0040.04212.78
5.3.120.0080.03712.78
5.3.110.0060.04212.78
5.3.100.0050.03812.25
5.3.90.0030.03912.24
5.3.80.0050.03712.23
5.3.70.0090.03712.23
5.3.60.0060.03812.22
5.3.50.0070.03512.16
5.3.40.0050.03612.16
5.3.30.0080.03312.13
5.3.20.0060.03511.91
5.3.10.0100.03811.87
5.3.00.0050.04011.86
5.2.170.0050.0319.36
5.2.160.0050.0299.36
5.2.150.0060.0299.36
5.2.140.0030.0329.36
5.2.130.0030.0309.32
5.2.120.0020.0309.32
5.2.110.0060.0279.32
5.2.100.0050.0289.32
5.2.90.0060.0279.32
5.2.80.0030.0329.31
5.2.70.0040.0379.32
5.2.60.0050.0309.26
5.2.50.0050.0329.23
5.2.40.0050.0319.21
5.2.30.0030.0319.19
5.2.20.0080.0259.19
5.2.10.0050.0289.10
5.2.00.0040.0318.96
5.1.60.0050.0268.24
5.1.50.0030.0268.25
5.1.40.0040.0258.22
5.1.30.0030.0288.57
5.1.20.0020.0298.58
5.1.10.0050.0258.31
5.1.00.0040.0258.16
5.0.50.0040.0206.80
5.0.40.0020.0216.65
5.0.30.0040.0306.47
5.0.20.0030.0206.44
5.0.10.0030.0206.41
5.0.00.0050.0296.41
4.4.90.0010.0174.78
4.4.80.0030.0164.76
4.4.70.0020.0164.75
4.4.60.0030.0164.76
4.4.50.0010.0184.77
4.4.40.0040.0314.71
4.4.30.0030.0154.76
4.4.20.0020.0194.84
4.4.10.0030.0154.85
4.4.00.0030.0244.76
4.3.110.0020.0164.67
4.3.100.0030.0154.67
4.3.90.0030.0154.63
4.3.80.0010.0264.58
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0000.0184.62
4.3.40.0030.0244.54
4.3.30.0010.0163.29
4.3.20.0020.0163.27
4.3.10.0000.0173.23
4.3.00.0070.01714.70

preferences:
32.73 ms | 401 KiB | 5 Q