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[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)); } } } } $data = array('x' => array('value' => 'test')); $doc = new \SimpleXMLElement('<resource href="/"/>'); arrayToXml($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)
8.3.60.0110.00416.75
8.3.50.0260.00522.24
8.3.40.0110.00419.08
8.3.30.0090.00619.39
8.3.20.0060.00320.39
8.3.10.0070.00023.92
8.3.00.0060.00319.81
8.2.180.0190.00316.88
8.2.170.0030.01522.96
8.2.160.0140.00320.73
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00421.28
8.2.110.0170.00719.44
8.2.100.0070.00718.16
8.2.90.0000.00819.98
8.2.80.0060.00318.30
8.2.70.0030.00618.30
8.2.60.0050.00318.41
8.2.50.0000.00818.33
8.2.40.0030.00620.84
8.2.30.0000.00719.55
8.2.20.0080.00018.01
8.2.10.0000.00818.39
8.2.00.0040.00418.03
8.1.280.0070.00725.92
8.1.270.0060.00323.96
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0040.00421.15
8.1.230.0090.00619.34
8.1.220.0030.00618.03
8.1.210.0090.00018.77
8.1.200.0030.00617.75
8.1.190.0080.00017.38
8.1.180.0050.00318.10
8.1.170.0040.00419.07
8.1.160.0080.00019.12
8.1.150.0030.00620.43
8.1.140.0030.00617.74
8.1.130.0070.00018.11
8.1.120.0020.00517.81
8.1.110.0040.00417.77
8.1.100.0000.00717.74
8.1.90.0040.00417.86
8.1.80.0000.00717.65
8.1.70.0000.00717.76
8.1.60.0030.00617.73
8.1.50.0030.00517.89
8.1.40.0040.00417.70
8.1.30.0060.00318.03
8.1.20.0040.00417.92
8.1.10.0040.00417.92
8.1.00.0000.00817.69
8.0.300.0040.00820.33
8.0.290.0050.00317.13
8.0.280.0000.00718.78
8.0.270.0040.00417.55
8.0.260.0000.00717.55
8.0.250.0000.00717.26
8.0.240.0030.00317.35
8.0.230.0030.00317.41
8.0.220.0030.00517.26
8.0.210.0000.00717.27
8.0.200.0030.00317.36
8.0.190.0000.00817.18
8.0.180.0000.00817.30
8.0.170.0040.00417.29
8.0.160.0040.00417.24
8.0.150.0000.00717.33
8.0.140.0070.00017.11
8.0.130.0060.00013.63
8.0.120.0000.00717.19
8.0.110.0050.00217.29
8.0.100.0070.00017.24
8.0.90.0070.00017.27
8.0.80.0090.00617.26
8.0.70.0030.00617.31
8.0.60.0000.00817.33
8.0.50.0040.00417.09
8.0.30.0100.01017.65
8.0.20.0150.00517.48
8.0.10.0040.00417.46
8.0.00.0080.01317.28
7.4.330.0050.00015.30
7.4.320.0060.00016.88
7.4.300.0050.00316.83
7.4.290.0030.00316.81
7.4.280.0030.00316.97
7.4.270.0070.00016.82
7.4.260.0000.00716.89
7.4.250.0030.00516.90
7.4.240.0050.00216.79
7.4.230.0070.00016.88
7.4.220.0070.01116.69
7.4.210.0040.01116.77
7.4.200.0040.00416.99
7.4.160.0130.00316.80
7.4.150.0110.00817.40
7.4.140.0090.00917.86
7.4.130.0130.00716.76
7.4.120.0150.00316.88
7.4.110.0150.00416.79
7.4.100.0130.00617.01
7.4.90.0060.01216.80
7.4.80.0100.01019.39
7.4.70.0090.00616.77
7.4.60.0060.01116.93
7.4.50.0040.00416.75
7.4.40.0070.01016.68
7.4.30.0080.00816.77
7.4.00.0170.00015.36
7.3.330.0020.00213.61
7.3.320.0030.00313.48
7.3.310.0040.00416.45
7.3.300.0070.00016.68
7.3.290.0030.01716.64
7.3.280.0100.00716.63
7.3.270.0120.00717.40
7.3.260.0100.01616.83
7.3.250.0100.00716.81
7.3.240.0160.00616.88
7.3.230.0250.02416.94
7.3.210.0060.01216.60
7.3.200.0180.00319.39
7.3.190.0220.02516.71
7.3.180.0120.00416.65
7.3.170.0110.00516.63
7.3.160.0060.01016.77
7.3.120.0060.01215.16
7.3.110.0100.00714.89
7.3.100.0060.00915.11
7.3.90.0030.01015.03
7.3.80.0100.00314.88
7.3.70.0000.00915.07
7.3.60.0110.00414.92
7.3.50.0070.00314.84
7.3.40.0040.00714.97
7.3.30.0090.00614.83
7.3.20.0030.01616.83
7.3.10.0100.00717.05
7.3.00.0070.00716.90
7.2.330.0100.00717.06
7.2.320.0030.01517.01
7.2.310.0070.01017.04
7.2.300.0070.01117.09
7.2.290.0090.00617.12
7.2.250.0110.00714.77
7.2.240.0090.00915.18
7.2.230.0060.01315.13
7.2.220.0100.00315.23
7.2.210.0030.01315.11
7.2.200.0090.00615.00
7.2.190.0030.01015.27
7.2.180.0060.00615.18
7.2.170.0000.01515.30
7.2.160.0090.00915.04
7.2.150.0090.00917.32
7.2.140.0070.00717.09
7.2.130.0100.00716.90
7.2.120.0030.01016.97
7.2.110.0040.00816.98
7.2.100.0080.00317.13
7.2.90.0000.01417.07
7.2.80.0060.01016.94
7.2.70.0060.00617.00
7.2.60.0030.00716.94
7.2.50.0000.01417.10
7.2.40.0100.00717.06
7.2.30.0060.00917.05
7.2.20.0030.01017.11
7.2.10.0070.01016.80
7.2.00.0040.01417.09
7.1.330.0120.00315.83
7.1.320.0040.01115.98
7.1.310.0090.00615.76
7.1.300.0030.01015.94
7.1.290.0070.00715.86
7.1.280.0030.00615.76
7.1.270.0150.00015.65
7.1.260.0040.00815.70
7.1.250.0040.01115.95
7.1.70.0000.00717.18
7.1.60.0130.01319.70
7.1.50.0170.01035.03
7.1.00.0070.07322.63
7.0.200.0050.00516.85
7.0.140.0000.08022.15
7.0.60.0170.07319.99
7.0.50.0030.04018.00
7.0.40.0070.08320.18
7.0.30.0230.06020.26
7.0.20.0370.06720.33
7.0.10.0230.05020.19
7.0.00.0130.05720.33
5.6.280.0030.07321.21
5.6.210.0130.06320.68
5.6.200.0030.04718.31
5.6.190.0100.06720.81
5.6.180.0470.08020.74
5.6.170.0400.07020.79
5.6.160.0070.08720.62
5.6.150.0070.04018.38
5.6.140.0070.07718.38
5.6.130.0030.09018.40
5.6.120.0100.05021.19
5.6.110.0070.03721.20
5.6.100.0100.06021.24
5.6.90.0070.04721.04
5.6.80.0030.08320.50
5.6.70.3930.04320.54
5.5.350.0030.03320.51
5.5.340.0030.05318.11
5.5.330.0100.07320.20
5.5.320.0270.07720.58
5.5.310.0170.04720.46
5.5.300.0030.04318.10
5.5.290.0100.07318.16
5.5.280.0070.05321.00
5.5.270.0030.08721.04
5.5.260.0000.06020.96
5.5.250.0030.07020.81
5.5.240.0100.03320.45
5.4.450.0370.04019.39
5.4.440.0230.04719.71
5.4.430.0200.04719.48
5.4.420.0570.05019.33
5.4.410.0300.04019.39
5.4.400.0570.03019.18
5.4.390.0370.04319.06
5.4.380.0170.05318.55
5.4.370.0100.05318.86
5.4.360.0130.05018.88
5.4.350.0170.05318.83
5.4.340.0170.05018.77
5.4.320.0060.03612.69
5.4.310.0070.03712.69
5.4.300.0100.04512.69
5.4.290.0060.04712.68
5.4.280.0050.03712.59
5.4.270.0030.04012.59
5.4.260.0070.03712.59
5.4.250.0080.04112.59
5.4.240.0060.03712.59
5.4.230.0070.04112.58
5.4.220.0070.03612.58
5.4.210.0030.04412.58
5.4.200.0030.04212.58
5.4.190.0070.03612.58
5.4.180.0050.03812.57
5.4.170.0050.04012.59
5.4.160.0050.04112.58
5.4.150.0060.04512.58
5.4.140.0050.04112.26
5.4.130.0050.03712.25
5.4.120.0060.03612.21
5.4.110.0060.03612.20
5.4.100.0100.03112.21
5.4.90.0060.03712.21
5.4.80.0070.03912.20
5.4.70.0050.03712.20
5.4.60.0060.03612.20
5.4.50.0080.03412.20
5.4.40.0100.04112.19
5.4.30.0120.04412.18
5.4.20.0060.04712.18
5.4.10.0050.03512.18
5.4.00.0100.04011.67
5.3.290.0060.04612.96
5.3.280.0020.04212.89
5.3.270.0050.04012.90
5.3.260.0080.03612.90
5.3.250.0040.03912.90
5.3.240.0050.03712.90
5.3.230.0070.04012.89
5.3.220.0070.05612.86
5.3.210.0090.05512.86
5.3.200.0090.05112.86
5.3.190.0100.05912.87
5.3.180.0040.07412.86
5.3.170.0120.04612.86
5.3.160.0080.05012.86
5.3.150.0070.05212.86
5.3.140.0080.06012.85
5.3.130.0060.05612.84
5.3.120.0070.05312.84
5.3.110.0090.03512.85
5.3.100.0040.03812.33
5.3.90.0030.04012.31
5.3.80.0100.03212.30
5.3.70.0050.03812.30
5.3.60.0060.03812.29
5.3.50.0030.04012.23
5.3.40.0050.03812.23
5.3.30.0120.05412.20
5.3.20.0140.04311.98
5.3.10.0060.05311.94
5.3.00.0070.05711.93
5.2.170.0090.0479.43
5.2.160.0050.0439.43
5.2.150.0060.0329.43
5.2.140.0060.0429.44
5.2.130.0060.0309.39
5.2.120.0070.0269.39
5.2.110.0050.0289.40
5.2.100.0050.0339.39
5.2.90.0020.0369.39
5.2.80.0080.0349.39
5.2.70.0040.0369.39
5.2.60.0060.0369.34
5.2.50.0030.0309.30
5.2.40.0040.0289.27
5.2.30.0030.0329.25
5.2.20.0040.0349.24
5.2.10.0050.0289.14
5.2.00.0060.0299.00
5.1.60.0040.0258.29
5.1.50.0040.0328.28
5.1.40.0060.0248.27
5.1.30.0020.0288.62
5.1.20.0070.0248.59
5.1.10.0020.0288.32
5.1.00.0080.0298.19
5.0.50.0050.0216.80
5.0.40.0050.0186.67
5.0.30.0050.0306.48
5.0.20.0030.0206.45
5.0.10.0020.0226.43
5.0.00.0070.0376.42
4.4.90.0020.0184.78
4.4.80.0030.0224.75
4.4.70.0050.0194.75
4.4.60.0030.0214.75
4.4.50.0040.0214.77
4.4.40.0020.0354.71
4.4.30.0060.0184.76
4.4.20.0080.0194.84
4.4.10.0040.0224.85
4.4.00.0050.0324.76
4.3.110.0020.0234.67
4.3.100.0050.0204.66
4.3.90.0030.0214.63
4.3.80.0020.0334.58
4.3.70.0010.0164.63
4.3.60.0050.0124.63
4.3.50.0030.0224.63
4.3.40.0040.0374.54
4.3.30.0030.0213.30
4.3.20.0010.0233.29
4.3.10.0020.0163.24
4.3.00.0030.02014.70

preferences:
66.24 ms | 401 KiB | 5 Q