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')); $doc = new \SimpleXMLElement('<resource href="/"></resource>'); arrayToXml($data, $doc); 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)
8.3.60.0070.00717.13
8.3.50.0180.00222.02
8.3.40.0110.00418.83
8.3.30.0120.00319.23
8.3.20.0070.00020.34
8.3.10.0050.00323.90
8.3.00.0040.00419.81
8.2.180.0070.01117.00
8.2.170.0070.00722.96
8.2.160.0070.01020.60
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00421.24
8.2.110.0030.00620.61
8.2.100.0070.00418.03
8.2.90.0040.00419.33
8.2.80.0000.00817.97
8.2.70.0040.00417.88
8.2.60.0040.00418.18
8.2.50.0060.00318.07
8.2.40.0030.00618.22
8.2.30.0040.00418.54
8.2.20.0020.00517.89
8.2.10.0020.00518.41
8.2.00.0040.00417.94
8.1.280.0140.00025.92
8.1.270.0060.00324.12
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0030.00623.96
8.1.230.0080.00421.17
8.1.220.0000.00818.04
8.1.210.0030.00618.77
8.1.200.0060.00317.48
8.1.190.0000.00917.48
8.1.180.0040.00418.10
8.1.170.0030.00618.84
8.1.160.0030.00522.32
8.1.150.0000.00719.11
8.1.140.0060.00317.68
8.1.130.0000.00718.05
8.1.120.0070.00017.67
8.1.110.0040.00417.73
8.1.100.0040.00417.76
8.1.90.0030.00517.80
8.1.80.0070.00017.58
8.1.70.0040.00417.77
8.1.60.0040.00417.87
8.1.50.0050.00317.73
8.1.40.0050.00317.65
8.1.30.0090.00017.85
8.1.20.0040.00417.91
8.1.10.0040.00417.73
8.1.00.0030.00517.65
8.0.300.0060.00318.77
8.0.290.0060.00317.13
8.0.280.0040.00418.75
8.0.270.0030.00317.52
8.0.260.0070.00017.46
8.0.250.0000.00817.19
8.0.240.0070.00017.15
8.0.230.0070.00017.36
8.0.220.0040.00417.29
8.0.210.0030.00517.28
8.0.200.0040.00417.37
8.0.190.0040.00417.18
8.0.180.0000.00717.29
8.0.170.0040.00417.24
8.0.160.0040.00317.14
8.0.150.0080.00017.21
8.0.140.0000.00717.22
8.0.130.0030.00313.64
8.0.120.0070.00017.23
8.0.110.0000.00817.18
8.0.100.0040.00417.08
8.0.90.0000.00717.05
8.0.80.0120.00617.29
8.0.70.0040.00417.12
8.0.60.0030.00517.23
8.0.50.0000.00717.05
8.0.30.0120.00817.38
8.0.20.0150.00817.50
8.0.10.0040.00417.24
8.0.00.0080.01317.07
7.4.330.0000.00515.30
7.4.320.0030.00316.74
7.4.300.0000.00716.80
7.4.290.0000.00716.76
7.4.280.0050.00316.85
7.4.270.0030.00516.83
7.4.260.0080.00016.93
7.4.250.0060.00316.88
7.4.240.0030.00316.72
7.4.230.0000.00716.52
7.4.220.0070.01116.73
7.4.210.0120.00316.85
7.4.200.0070.00016.93
7.4.160.0090.02016.80
7.4.150.0100.00717.40
7.4.140.0110.00617.86
7.4.130.0050.01216.79
7.4.120.0130.00416.77
7.4.110.0170.00016.75
7.4.100.0030.01316.77
7.4.90.0060.01216.91
7.4.80.0140.01019.39
7.4.70.0100.00516.91
7.4.60.0130.00316.81
7.4.50.0040.00416.82
7.4.40.0090.00616.45
7.4.30.0100.00716.88
7.4.00.0090.00614.75
7.3.330.0000.00613.39
7.3.320.0030.00313.32
7.3.310.0040.00416.47
7.3.300.0070.00016.44
7.3.290.0070.00716.58
7.3.280.0050.01116.56
7.3.270.0140.00317.40
7.3.260.0160.00616.67
7.3.250.0080.01016.71
7.3.240.0060.00916.66
7.3.230.0120.01116.71
7.3.210.0130.00416.61
7.3.200.0070.01219.39
7.3.190.0130.00616.91
7.3.180.0100.00616.71
7.3.170.0120.00316.55
7.3.160.0140.00716.54
7.3.120.0030.01114.66
7.3.10.0030.00816.56
7.3.00.0080.00816.53
7.2.330.0110.00716.88
7.2.320.0150.00316.80
7.2.310.0090.00916.85
7.2.300.0130.00916.97
7.2.290.0130.00316.97
7.2.130.0000.01117.16
7.2.120.0060.00616.81
7.2.110.0080.00017.14
7.2.100.0120.00316.92
7.2.90.0050.00516.85
7.2.80.0000.01016.77
7.2.70.0070.00717.20
7.2.60.0040.00716.99
7.2.50.0040.01417.04
7.2.40.0060.00617.06
7.2.30.0070.00717.07
7.2.20.0040.01116.84
7.2.10.0060.01016.98
7.2.00.0030.01018.10
7.1.250.0040.00715.75
7.1.200.0000.01416.11
7.1.100.0040.01118.28
7.1.70.0030.00617.41
7.1.60.0070.01919.70
7.1.50.0070.01734.79
7.1.00.0000.07322.64
7.0.200.0050.00316.92
7.0.140.0030.07322.19
7.0.60.0070.07720.15
7.0.50.0170.06718.11
7.0.40.0130.08320.20
7.0.30.0300.04020.19
7.0.20.0230.03320.31
7.0.10.0100.05320.19
7.0.00.0030.04020.30
5.6.280.0000.07021.21
5.6.210.0170.07720.68
5.6.200.0100.08018.23
5.6.190.0030.08320.53
5.6.180.4070.04020.53
5.6.170.0300.05320.58
5.6.160.0000.06020.53
5.6.150.0070.05718.38
5.6.140.0000.04318.30
5.6.130.0070.06018.27
5.6.120.0100.08321.20
5.6.110.0100.06721.14
5.6.100.0130.06321.02
5.6.90.0100.08721.01
5.6.80.0070.07720.45
5.6.70.4500.04320.40
5.5.350.0030.08320.46
5.5.340.0030.09018.16
5.5.330.0030.05020.60
5.5.320.1100.06020.46
5.5.310.0270.06320.49
5.5.300.0100.07018.03
5.5.290.0070.08018.12
5.5.280.0070.08321.03
5.5.270.0100.06320.89
5.5.260.0130.08020.93
5.5.250.0130.07320.77
5.5.240.0170.04020.32
5.4.450.0430.05019.48
5.4.440.0430.04319.45
5.4.430.0230.04719.48
5.4.420.0430.03319.62
5.4.410.0400.05319.50
5.4.400.0300.04019.14
5.4.390.0170.04719.14
5.4.380.0100.05718.82
5.4.370.0170.04718.67
5.4.360.0200.04718.84
5.4.350.0100.05718.59
5.4.340.0200.04718.89
5.4.320.0080.03912.67
5.4.310.0070.03612.66
5.4.300.0030.03912.67
5.4.290.0060.04512.66
5.4.280.0050.03812.56
5.4.270.0030.03912.57
5.4.260.0050.03712.56
5.4.250.0060.03812.56
5.4.240.0070.03612.56
5.4.230.0040.04012.55
5.4.220.0050.03612.55
5.4.210.0060.03512.55
5.4.200.0070.03612.55
5.4.190.0050.03912.55
5.4.180.0050.04412.55
5.4.170.0060.05212.57
5.4.160.0050.03812.56
5.4.150.0090.03512.55
5.4.140.0050.04212.24
5.4.130.0070.03412.23
5.4.120.0110.03412.19
5.4.110.0090.03312.19
5.4.100.0070.03312.19
5.4.90.0050.03712.19
5.4.80.0070.03712.18
5.4.70.0070.03412.18
5.4.60.0060.03612.18
5.4.50.0050.03512.17
5.4.40.0070.03312.16
5.4.30.0050.03612.16
5.4.20.0050.03512.17
5.4.10.0030.03712.16
5.4.00.0070.03511.65
5.3.290.0070.04312.94
5.3.280.0060.04912.87
5.3.270.0090.05512.88
5.3.260.0060.04112.88
5.3.250.0060.04412.89
5.3.240.0050.03812.88
5.3.230.0040.04012.88
5.3.220.0090.03512.84
5.3.210.0040.04112.84
5.3.200.0050.03812.84
5.3.190.0040.04012.84
5.3.180.0050.04612.84
5.3.170.0090.03912.84
5.3.160.0030.04112.84
5.3.150.0020.04112.84
5.3.140.0070.03612.83
5.3.130.0070.03912.82
5.3.120.0100.04412.83
5.3.110.0030.04812.83
5.3.100.0060.05112.30
5.3.90.0060.03712.29
5.3.80.0040.03912.28
5.3.70.0090.03312.28
5.3.60.0060.03612.27
5.3.50.0050.03712.23
5.3.40.0040.03912.21
5.3.30.0060.03512.17
5.3.20.0060.03511.95
5.3.10.0070.04311.92
5.3.00.0050.03811.90
5.2.170.0070.0289.41
5.2.160.0060.0279.41
5.2.150.0050.0359.41
5.2.140.0050.0319.40
5.2.130.0050.0299.36
5.2.120.0060.0289.36
5.2.110.0040.0329.37
5.2.100.0060.0279.37
5.2.90.0030.0319.37
5.2.80.0050.0409.36
5.2.70.0040.0339.36
5.2.60.0050.0419.31
5.2.50.0030.0399.27
5.2.40.0070.0319.25
5.2.30.0040.0309.23
5.2.20.0050.0309.22
5.2.10.0070.0269.11
5.2.00.0030.0318.98
5.1.60.0050.0238.27
5.1.50.0040.0268.27
5.1.40.0020.0278.23
5.1.30.0040.0268.59
5.1.20.0050.0268.61
5.1.10.0080.0308.33
5.1.00.0060.0378.19
5.0.50.0050.0286.81
5.0.40.0060.0326.68
5.0.30.0060.0456.49
5.0.20.0020.0286.45
5.0.10.0040.0206.44
5.0.00.0050.0326.43
4.4.90.0050.0134.77
4.4.80.0030.0154.76
4.4.70.0010.0174.75
4.4.60.0010.0204.76
4.4.50.0040.0174.77
4.4.40.0030.0274.71
4.4.30.0050.0144.76
4.4.20.0030.0154.84
4.4.10.0050.0134.85
4.4.00.0050.0224.76
4.3.110.0040.0144.67
4.3.100.0030.0144.66
4.3.90.0000.0174.63
4.3.80.0030.0234.59
4.3.70.0030.0144.63
4.3.60.0030.0144.63
4.3.50.0010.0194.63
4.3.40.0020.0274.54
4.3.30.0020.0183.30
4.3.20.0050.0133.29
4.3.10.0020.0163.24
4.3.00.0070.01714.70

preferences:
46.1 ms | 401 KiB | 5 Q