3v4l.org

run code in 300+ PHP versions simultaneously
<?php function arrayToXml($data, \SimpleXmlElement $element, $parent = null) { foreach ($data as $key => $value) { if (is_array($value) || $value instanceof \Traversable) { if (!is_numeric($key)) { if (count($value) > 0 && isset($value[0])) { arrayToXml($value, $element, $key); } else { $subnode = $element->addChild($key); arrayToXml($value, $subnode, $key); } } else { $subnode = $element->addChild($parent); 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 = $value; } elseif (is_bool($value)) { $element->addChild($key, intval($value)); } else { $element->addChild($key, htmlspecialchars($value, ENT_QUOTES)); } } else { $element->addChild($parent, htmlspecialchars($value, ENT_QUOTES)); } } } } $data = array('x' => array('value' => 'test')); $doc = new \SimpleXMLElement('<resource href="/"></resource>'); arrayToXml($data, $doc); echo $doc->asXml(); //$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)
8.3.70.0140.00718.56
8.3.60.0060.00917.00
8.3.50.0090.00722.05
8.3.40.0040.01119.04
8.3.30.0070.00719.34
8.3.20.0070.00020.55
8.3.10.0080.00023.87
8.3.00.0030.00519.79
8.2.180.0160.00616.75
8.2.170.0040.01122.96
8.2.160.0140.00420.60
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00421.28
8.2.110.0060.00322.54
8.2.100.0070.00719.82
8.2.90.0030.00519.35
8.2.80.0000.00817.97
8.2.70.0030.00617.88
8.2.60.0060.00318.30
8.2.50.0030.00618.07
8.2.40.0040.00418.53
8.2.30.0000.00718.61
8.2.20.0080.00018.02
8.2.10.0000.00818.37
8.2.00.0040.00417.95
8.1.280.0120.00325.92
8.1.270.0040.00424.09
8.1.260.0050.00326.35
8.1.250.0030.00628.09
8.1.240.0050.00524.07
8.1.230.0040.00819.40
8.1.220.0050.00317.91
8.1.210.0040.00418.77
8.1.200.0060.00617.73
8.1.190.0050.00317.73
8.1.180.0050.00318.10
8.1.170.0060.00618.96
8.1.160.0000.00722.29
8.1.150.0040.00419.17
8.1.140.0040.00417.80
8.1.130.0030.00318.06
8.1.120.0000.00717.76
8.1.110.0040.00417.65
8.1.100.0000.00717.66
8.1.90.0000.00717.80
8.1.80.0040.00417.79
8.1.70.0000.00717.77
8.1.60.0040.00417.92
8.1.50.0030.00517.71
8.1.40.0080.00017.77
8.1.30.0040.00417.89
8.1.20.0030.00517.94
8.1.10.0000.00817.75
8.1.00.0050.00317.74
8.0.300.0050.00218.77
8.0.290.0000.00717.25
8.0.280.0070.00018.73
8.0.270.0070.00017.55
8.0.260.0040.00418.73
8.0.250.0050.00317.29
8.0.240.0000.00617.14
8.0.230.0050.00217.24
8.0.220.0070.00017.27
8.0.210.0000.00717.30
8.0.200.0030.00617.40
8.0.190.0000.00717.34
8.0.180.0040.00417.20
8.0.170.0000.00817.29
8.0.160.0030.00517.35
8.0.150.0070.00017.22
8.0.140.0040.00417.26
8.0.130.0030.00313.63
8.0.120.0040.00417.07
8.0.110.0050.00317.29
8.0.100.0040.00417.11
8.0.90.0040.00417.13
8.0.80.0090.00617.25
8.0.70.0000.00817.04
8.0.60.0070.00017.31
8.0.50.0040.00417.18
8.0.30.0130.00817.41
8.0.20.0110.00817.44
8.0.10.0050.00317.43
8.0.00.0090.01317.37
7.4.330.0050.00015.32
7.4.320.0070.00016.79
7.4.300.0070.00016.87
7.4.290.0050.00216.98
7.4.280.0030.00616.84
7.4.270.0040.00416.90
7.4.260.0030.00316.83
7.4.250.0040.00416.88
7.4.240.0020.00516.88
7.4.230.0070.00016.99
7.4.220.0160.00916.96
7.4.210.0070.01416.81
7.4.200.0040.00416.96
7.4.160.0100.01316.78
7.4.150.0040.01317.40
7.4.140.0090.00917.86
7.4.130.0120.00616.82
7.4.120.0070.01216.78
7.4.110.0170.00316.88
7.4.100.0040.01416.72
7.4.90.0120.00616.88
7.4.80.0120.00919.39
7.4.70.0040.01316.82
7.4.60.0030.01216.80
7.4.50.0020.00216.70
7.4.40.0030.01916.78
7.4.30.0160.00016.98
7.4.00.0080.00915.03
7.3.330.0000.00513.40
7.3.320.0000.00613.64
7.3.310.0040.00416.66
7.3.300.0000.00716.63
7.3.290.0070.01316.63
7.3.280.0120.00816.63
7.3.270.0090.00917.40
7.3.260.0100.01416.96
7.3.250.0110.00716.74
7.3.240.0030.01316.96
7.3.230.0100.01516.61
7.3.210.0070.01016.80
7.3.200.0000.01619.39
7.3.190.0120.02716.78
7.3.180.0070.00716.82
7.3.170.0140.00616.95
7.3.160.0070.00816.86
7.3.120.0050.01214.92
7.3.110.0110.00615.23
7.3.100.0040.01114.85
7.3.90.0130.00014.81
7.3.80.0130.00014.78
7.3.70.0030.01214.87
7.3.60.0030.01415.00
7.3.50.0030.00615.04
7.3.40.0090.00614.84
7.3.30.0000.01114.81
7.3.20.0110.00016.91
7.3.10.0130.00516.63
7.3.00.0120.00716.72
7.2.330.0100.01416.75
7.2.320.0070.01017.03
7.2.310.0070.01016.82
7.2.300.0130.01217.00
7.2.290.0030.01317.05
7.2.250.0040.01515.33
7.2.240.0120.00915.25
7.2.230.0090.00915.20
7.2.220.0040.01415.14
7.2.210.0030.00915.32
7.2.200.0000.01115.24
7.2.190.0100.00715.09
7.2.180.0060.00915.12
7.2.170.0060.00915.13
7.2.130.0110.01116.79
7.2.120.0040.01116.48
7.2.110.0180.00616.80
7.2.100.0200.00016.62
7.2.90.0230.00616.76
7.2.80.0130.01317.20
7.2.70.0070.01716.41
7.2.60.0200.00416.82
7.2.50.0250.00516.79
7.2.40.0170.01417.06
7.2.30.0130.01016.99
7.2.20.0160.00716.61
7.2.10.0070.01116.49
7.2.00.0130.00716.73
7.1.330.0000.01215.96
7.1.320.0000.01015.68
7.1.310.0090.00615.89
7.1.300.0030.01015.75
7.1.290.0090.00615.79
7.1.280.0030.00615.91
7.1.270.0000.01415.72
7.1.260.0040.01215.74
7.1.250.0110.01116.24
7.1.70.0000.01117.00
7.1.60.0070.01819.70
7.1.50.0120.00917.02
7.1.00.0030.07722.55
7.0.200.0040.00416.93
7.0.140.0030.07322.23
7.0.60.0070.04320.04
7.0.50.0030.07717.94
7.0.40.0030.04320.29
7.0.30.0430.07320.28
7.0.20.0230.05020.29
7.0.10.0230.04320.19
7.0.00.0130.08020.33
5.6.280.0030.07320.98
5.6.210.0170.07320.73
5.6.200.0200.05318.27
5.6.190.0030.04320.60
5.6.180.0030.08320.82
5.6.170.0330.07020.63
5.6.160.0070.08320.79
5.6.150.0030.04718.41
5.6.140.0130.04318.32
5.6.130.0070.04718.38
5.6.120.0130.07721.15
5.6.110.0070.07021.11
5.6.100.0100.08021.05
5.6.90.0070.03721.06
5.6.80.0070.07020.61
5.6.70.3330.03020.50
5.5.350.0130.07020.46
5.5.340.0000.04318.03
5.5.330.0170.04020.34
5.5.320.0230.06320.40
5.5.310.0330.06320.47
5.5.300.0130.04718.11
5.5.290.0070.07318.20
5.5.280.0130.08021.03
5.5.270.0100.03721.10
5.5.260.0130.07721.02
5.5.250.0170.06320.77
5.5.240.0100.08020.28
5.4.450.0330.04319.47
5.4.440.0370.05319.39
5.4.430.0400.04719.43
5.4.420.0270.03319.49
5.4.410.0500.04719.52
5.4.400.0270.04719.20
5.4.390.0400.04319.23
5.4.380.0130.06018.62
5.4.370.0070.05718.67
5.4.360.0200.04718.80
5.4.350.0370.04718.56
5.4.340.0170.06018.82
5.4.320.0060.03912.69
5.4.310.0060.03812.69
5.4.300.0040.04512.69
5.4.290.0040.05212.69
5.4.280.0070.05512.59
5.4.270.0090.04112.59
5.4.260.0100.05012.59
5.4.250.0090.04812.59
5.4.240.0110.04512.59
5.4.230.0060.05112.58
5.4.220.0080.04012.58
5.4.210.0100.03312.57
5.4.200.0050.05412.58
5.4.190.0080.04312.57
5.4.180.0070.03812.57
5.4.170.0090.04812.59
5.4.160.0050.04012.58
5.4.150.0080.03612.57
5.4.140.0110.05712.26
5.4.130.0060.05712.25
5.4.120.0060.06312.21
5.4.110.0080.06512.20
5.4.100.0070.03912.20
5.4.90.0110.03912.20
5.4.80.0090.04912.20
5.4.70.0060.04812.20
5.4.60.0100.04112.20
5.4.50.0080.03512.20
5.4.40.0070.03612.19
5.4.30.0060.03712.19
5.4.20.0100.03812.19
5.4.10.0050.03812.19
5.4.00.0060.03611.67
5.3.290.0080.04412.96
5.3.280.0050.03912.89
5.3.270.0070.04412.91
5.3.260.0060.04312.90
5.3.250.0060.03812.90
5.3.240.0040.04012.90
5.3.230.0080.03712.89
5.3.220.0090.03512.86
5.3.210.0080.03612.87
5.3.200.0060.03612.86
5.3.190.0050.03812.86
5.3.180.0050.03812.86
5.3.170.0040.03912.86
5.3.160.0070.03612.86
5.3.150.0060.03912.86
5.3.140.0050.03912.85
5.3.130.0080.03612.85
5.3.120.0060.04012.85
5.3.110.0060.04012.85
5.3.100.0050.03812.32
5.3.90.0080.03712.31
5.3.80.0080.03812.30
5.3.70.0060.04212.30
5.3.60.0070.04312.29
5.3.50.0090.04112.23
5.3.40.0080.03612.26
5.3.30.0120.03112.20
5.3.20.0040.03911.98
5.3.10.0060.03711.94
5.3.00.0070.04011.93
5.2.170.0040.0349.43
5.2.160.0060.0309.44
5.2.150.0060.0429.43
5.2.140.0050.0439.43
5.2.130.0080.0309.39
5.2.120.0060.0409.39
5.2.110.0030.0459.40
5.2.100.0090.0399.39
5.2.90.0050.0359.39
5.2.80.0080.0399.39
5.2.70.0060.0359.38
5.2.60.0050.0319.34
5.2.50.0050.0379.30
5.2.40.0070.0359.29
5.2.30.0040.0329.27
5.2.20.0060.0299.25
5.2.10.0050.0279.15
5.2.00.0020.0329.02
5.1.60.0030.0258.30
5.1.50.0090.0208.30
5.1.40.0050.0248.28
5.1.30.0060.0378.64
5.1.20.0060.0378.61
5.1.10.0030.0358.34
5.1.00.0040.0278.19
5.0.50.0040.0216.82
5.0.40.0040.0216.68
5.0.30.0040.0346.49
5.0.20.0040.0276.45
5.0.10.0040.0206.44
5.0.00.0030.0316.44
4.4.90.0010.0174.78
4.4.80.0010.0174.76
4.4.70.0030.0144.75
4.4.60.0020.0164.76
4.4.50.0020.0154.77
4.4.40.0040.0234.71
4.4.30.0050.0134.76
4.4.20.0030.0144.85
4.4.10.0030.0154.85
4.4.00.0030.0244.76
4.3.110.0000.0184.66
4.3.100.0030.0164.67
4.3.90.0030.0154.64
4.3.80.0040.0244.59
4.3.70.0040.0134.63
4.3.60.0030.0154.62
4.3.50.0050.0144.63
4.3.40.0040.0304.54
4.3.30.0040.0163.30
4.3.20.0030.0163.29
4.3.10.0020.0173.24
4.3.00.0000.02014.75

preferences:
61.06 ms | 401 KiB | 5 Q