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($value) > 0 ) { arrayToXml($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')); $doc = new \SimpleXMLElement('<resource href="/"></resource>'); arrayToXml($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)
8.3.60.0120.00618.93
8.3.50.0070.00822.09
8.3.40.0210.00019.13
8.3.30.0070.00719.47
8.3.20.0070.00020.54
8.3.10.0080.00023.93
8.3.00.0080.00019.92
8.2.180.0150.00316.88
8.2.170.0120.00322.96
8.2.160.0100.00720.64
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0020.00526.16
8.2.120.0030.01021.21
8.2.110.0000.01022.51
8.2.100.0040.00818.34
8.2.90.0080.00019.47
8.2.80.0000.00917.97
8.2.70.0060.00317.88
8.2.60.0000.00918.29
8.2.50.0060.00318.07
8.2.40.0040.00418.34
8.2.30.0000.00818.63
8.2.20.0000.00717.97
8.2.10.0000.00718.40
8.2.00.0000.00818.08
8.1.280.0140.00025.92
8.1.270.0090.00024.00
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00024.12
8.1.230.0040.00719.24
8.1.220.0050.00318.02
8.1.210.0000.00818.77
8.1.200.0030.00717.61
8.1.190.0040.00417.73
8.1.180.0040.00418.10
8.1.170.0050.00519.03
8.1.160.0040.00422.30
8.1.150.0000.00819.09
8.1.140.0000.00817.75
8.1.130.0060.00318.05
8.1.120.0040.00417.65
8.1.110.0040.00417.68
8.1.100.0040.00417.79
8.1.90.0000.00817.80
8.1.80.0000.00717.79
8.1.70.0000.00717.73
8.1.60.0050.00317.86
8.1.50.0000.00817.82
8.1.40.0030.00517.89
8.1.30.0000.00918.03
8.1.20.0000.00817.99
8.1.10.0030.00517.75
8.1.00.0080.00017.82
8.0.300.0070.00018.77
8.0.290.0000.00717.00
8.0.280.0040.00418.67
8.0.270.0000.00817.59
8.0.260.0000.00717.50
8.0.250.0040.00417.33
8.0.240.0030.00517.43
8.0.230.0040.00417.21
8.0.220.0070.00017.27
8.0.210.0000.00717.26
8.0.200.0040.00417.39
8.0.190.0040.00417.22
8.0.180.0050.00217.36
8.0.170.0040.00417.31
8.0.160.0040.00417.12
8.0.150.0050.00317.27
8.0.140.0000.00717.11
8.0.130.0000.00613.70
8.0.120.0030.00717.12
8.0.110.0040.00417.32
8.0.100.0000.00717.03
8.0.90.0000.00817.27
8.0.80.0060.00917.28
8.0.70.0000.00817.29
8.0.60.0000.00817.06
8.0.50.0070.00017.04
8.0.30.0140.01017.70
8.0.20.0100.01317.54
8.0.10.0030.00317.23
8.0.00.0110.00817.12
7.4.330.0000.00515.34
7.4.320.0030.00316.77
7.4.300.0040.00416.75
7.4.290.0030.00316.80
7.4.280.0040.00416.80
7.4.270.0000.00716.69
7.4.260.0040.00416.90
7.4.250.0000.00716.68
7.4.240.0000.00816.75
7.4.230.0040.00416.91
7.4.220.0160.01016.91
7.4.210.0120.00616.87
7.4.200.0020.00516.65
7.4.160.0100.01016.64
7.4.150.0100.01017.40
7.4.140.0110.00717.86
7.4.130.0110.00616.82
7.4.120.0100.00716.68
7.4.110.0120.01216.83
7.4.100.0030.01416.91
7.4.90.0060.01016.80
7.4.80.0090.01519.39
7.4.70.0100.00716.84
7.4.60.0100.00716.75
7.4.50.0000.01016.86
7.4.40.0050.01116.69
7.4.30.0060.01016.93
7.4.00.0090.00614.95
7.3.330.0000.00513.64
7.3.320.0000.00513.59
7.3.310.0040.00416.68
7.3.300.0030.00316.49
7.3.290.0080.00816.60
7.3.280.0040.01116.64
7.3.270.0170.00017.40
7.3.260.0150.01216.71
7.3.250.0070.01216.78
7.3.240.0070.01017.02
7.3.230.0120.00916.55
7.3.210.0060.01216.96
7.3.200.0070.01019.39
7.3.190.0100.00716.71
7.3.180.0080.00816.82
7.3.170.0140.00316.65
7.3.160.0120.00316.85
7.3.120.0040.01214.88
7.3.10.0000.01216.78
7.3.00.0100.00316.89
7.2.330.0110.00816.93
7.2.320.0060.01217.02
7.2.310.0100.00717.05
7.2.300.0100.01317.04
7.2.290.0070.01017.08
7.2.130.0000.01617.16
7.2.120.0090.00317.17
7.2.110.0100.00316.91
7.2.100.0070.00317.14
7.2.90.0030.01017.18
7.2.80.0140.00016.95
7.2.70.0090.00616.93
7.2.60.0100.00517.10
7.2.50.0070.00717.07
7.2.40.0060.00617.16
7.2.30.0110.00416.97
7.2.20.0100.00716.96
7.2.10.0070.01116.90
7.2.00.0060.00718.43
7.1.250.0000.01116.04
7.1.200.0030.01015.85
7.1.100.0070.00718.38
7.1.70.0070.00717.47
7.1.60.0110.01419.70
7.1.50.0140.00416.96
7.1.00.0130.06722.52
7.0.200.0050.00217.02
7.0.140.0030.07322.26
7.0.60.0100.07320.03
7.0.50.0100.06318.00
7.0.40.0130.07320.18
7.0.30.0230.04720.34
7.0.20.0300.08020.29
7.0.10.0130.07720.20
7.0.00.0100.07720.28
5.6.280.0070.07021.20
5.6.210.0130.07720.88
5.6.200.0070.09018.41
5.6.190.0070.08720.58
5.6.180.3470.03320.49
5.6.170.0300.08020.63
5.6.160.0130.07320.69
5.6.150.0070.04718.36
5.6.140.0000.04018.27
5.6.130.0100.08318.22
5.6.120.0130.07721.22
5.6.110.0030.09021.22
5.6.100.0100.06721.13
5.6.90.0030.04721.19
5.6.80.0200.06320.45
5.5.350.0000.04720.53
5.5.340.0000.08718.21
5.5.330.0170.07720.29
5.5.320.0300.03720.39
5.5.310.0270.08020.45
5.5.300.0100.07318.05
5.5.290.0000.05318.09
5.5.280.0070.06720.86
5.5.270.0030.05721.03
5.5.260.0100.06020.93
5.5.250.0030.08320.68
5.5.240.0230.07720.24
5.4.450.0300.05719.38
5.4.440.0230.04319.46
5.4.430.0200.03719.52
5.4.420.0130.04719.62
5.4.410.0200.05719.27
5.4.400.0300.06319.34
5.4.390.0130.04719.29
5.4.380.0170.07719.42
5.4.370.0270.05319.07
5.4.360.0270.06319.34
5.4.350.0170.05719.06
5.4.340.0200.07719.16
5.4.320.0270.07019.39
5.4.310.0270.04319.30
5.4.300.0200.07719.39
5.4.290.0230.07319.16
5.4.280.0270.06319.16
5.4.270.0300.05719.36
5.4.260.0170.06719.21
5.4.250.0300.05319.20
5.4.240.0270.03019.24
5.4.230.0300.04719.16
5.4.220.0130.06019.07
5.4.210.0200.04319.19
5.4.200.0330.04719.16
5.4.190.0230.07019.28
5.4.180.0270.06019.06
5.4.170.0230.07019.35
5.4.160.0200.06719.05
5.4.150.0270.07019.20
5.4.140.0270.06016.49
5.4.130.0200.04016.50
5.4.120.0170.07716.54
5.4.110.0170.04016.46
5.4.100.0200.05016.71
5.4.90.0200.04716.70
5.4.80.0200.04016.50
5.4.70.0300.02316.54
5.4.60.0200.07016.49
5.4.50.0200.07316.44
5.4.40.0170.05016.55
5.4.30.0170.03716.48
5.4.20.0200.04716.67
5.4.10.0230.07316.63
5.4.00.0170.07315.99
5.3.290.0230.04014.88
5.3.280.0130.04314.71
5.3.270.0270.06714.68
5.3.260.0270.07314.72
5.3.250.0230.04314.70
5.3.240.0230.06714.70
5.3.230.0230.05714.85
5.3.220.0270.07714.66
5.3.210.0200.04314.63
5.3.200.0230.07014.83
5.3.190.0170.04314.82
5.3.180.0200.07014.88
5.3.170.0170.04014.63
5.3.160.0330.06314.77
5.3.150.0230.06714.88
5.3.140.0330.06014.72
5.3.130.0130.04314.61
5.3.120.0270.06714.71
5.3.110.0330.06014.80
5.3.100.0270.03714.29
5.3.90.0130.06314.27
5.3.80.0200.07014.23
5.3.70.0270.07014.29
5.3.60.0270.03714.02
5.3.50.0270.07014.12
5.3.40.0230.05013.97
5.3.30.0230.04014.24
5.3.20.0270.02713.90
5.3.10.0300.06013.83
5.3.00.0230.07013.81
5.2.170.0270.03312.64
5.2.160.0100.06712.64
5.2.150.0200.05712.64
5.2.140.0130.03012.64
5.2.130.0270.02712.64
5.2.120.0200.03012.64
5.2.110.0200.05312.64
5.2.100.0130.05712.64
5.2.90.0270.03712.64
5.2.80.0230.04312.64
5.2.70.0200.03712.64
5.2.60.0270.04012.64
5.2.50.0170.06012.64
5.2.40.0230.02712.64
5.2.30.0170.05312.64
5.2.20.0130.05012.64
5.2.10.0200.05712.64
5.2.00.0170.06012.64
5.1.60.0170.04712.64
5.1.50.0130.05312.64
5.1.40.0170.03012.64
5.1.30.0300.04312.64
5.1.20.0130.03012.64
5.1.10.0130.04012.64
5.1.00.0100.03312.64
5.0.50.0070.04712.64
5.0.40.0070.03012.64
5.0.30.0100.06312.64
5.0.20.0100.03312.64
5.0.10.0070.02712.64
5.0.00.0100.05012.64
4.4.90.0030.02712.64
4.4.80.0100.02712.64
4.4.70.0100.01712.64
4.4.60.0030.01712.64
4.4.50.0170.02712.64
4.4.40.0100.03012.64
4.4.30.0100.03312.64
4.4.20.0070.02012.64
4.4.10.0100.02712.64
4.4.00.0070.05712.64
4.3.110.0130.03012.64
4.3.100.0100.03712.64
4.3.90.0070.02312.64
4.3.80.0100.05312.64
4.3.70.0170.02012.64
4.3.60.0070.02312.64
4.3.50.0100.03012.64
4.3.40.0100.04312.64
4.3.30.0030.02712.64
4.3.20.0070.02712.64
4.3.10.0070.03312.64
4.3.00.0000.03012.64

preferences:
41.26 ms | 401 KiB | 5 Q