3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class tfXmlHelper { private function a2x($array, &$xml_obj) { foreach ($array as $key => $value) { if (is_array($value)) { $key = is_numeric($key) ? "item$key" : $key; $subnode = $xml_obj->addChild("$key"); self::a2x($value, $subnode); } else { $key = is_numeric($key) ? "item$key" : $key; $xml_obj->addChild("$key", "$value"); } } } public static function xml_encode($array) { $xml_obj = new SimpleXMLElement("<root></root>"); self::a2x($array, $xml_obj); return $xml_obj->asXML(); } } class XmlHelper extends tfXmlHelper { } $test_obj = array( 'key' => 'value', 'item' => array( 'stuff', 'more_stuff' ) );

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)
8.3.60.0110.00416.50
8.3.50.0220.01022.09
8.3.40.0090.00618.51
8.3.30.0110.00418.88
8.3.20.0040.00420.13
8.3.10.0040.00421.91
8.3.00.0080.00019.00
8.2.180.0140.00318.16
8.2.170.0120.00318.96
8.2.160.0070.00722.96
8.2.150.0040.00424.18
8.2.140.0050.00524.66
8.2.130.0070.00026.16
8.2.120.0080.00019.23
8.2.110.0090.00020.93
8.2.100.0110.00017.63
8.2.90.0000.00819.09
8.2.80.0090.00017.97
8.2.70.0000.00817.50
8.2.60.0000.00917.90
8.2.50.0030.00618.07
8.2.40.0050.00319.88
8.2.30.0040.00417.96
8.2.20.0040.00417.66
8.2.10.0080.00017.90
8.2.00.0040.00417.46
8.1.280.0090.01325.92
8.1.270.0030.01720.25
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0060.00323.96
8.1.230.0120.00317.42
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0110.01016.88
8.1.190.0050.00317.23
8.1.180.0000.00718.10
8.1.170.0050.00320.27
8.1.160.0050.00321.98
8.1.150.0040.00418.73
8.1.140.0000.00717.48
8.1.130.0030.00317.85
8.1.120.0000.00717.32
8.1.110.0020.00517.42
8.1.100.0050.00317.42
8.1.90.0040.00417.30
8.1.80.0000.00717.30
8.1.70.0000.00717.41
8.1.60.0100.00017.53
8.1.50.0040.00417.50
8.1.40.0040.00417.47
8.1.30.0000.00817.56
8.1.20.0000.00717.57
8.1.10.0050.00517.42
8.1.00.0000.00917.42
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0050.00318.48
8.0.270.0070.00017.12
8.0.260.0060.00017.28
8.0.250.0000.00716.77
8.0.240.0000.00716.92
8.0.230.0030.00616.82
8.0.220.0000.00716.85
8.0.210.0030.00316.80
8.0.200.0000.00616.80
8.0.190.0040.00416.89
8.0.180.0000.00716.75
8.0.170.0030.00616.77
8.0.160.0000.00816.97
8.0.150.0040.00416.82
8.0.140.0000.00716.79
8.0.130.0000.00713.30
8.0.120.0000.00716.80
8.0.110.0050.00316.78
8.0.100.0040.00416.72
8.0.90.0000.00816.66
8.0.80.0160.00616.87
8.0.70.0000.00716.82
8.0.60.0000.00716.82
8.0.50.0020.00516.72
8.0.30.0150.00616.93
8.0.20.0110.00917.40
8.0.10.0070.00017.04
8.0.00.0050.01516.82
7.4.330.0050.00015.03
7.4.320.0000.00716.46
7.4.300.0000.00616.44
7.4.290.0000.00716.48
7.4.280.0040.00716.45
7.4.270.0030.00316.57
7.4.260.0000.00916.54
7.4.250.0040.00416.54
7.4.240.0070.00016.47
7.4.230.0000.00616.26
7.4.220.0120.00916.51
7.4.210.0040.01716.55
7.4.200.0070.00016.45
7.4.160.0040.01816.37
7.4.150.0160.00317.40
7.4.140.0100.01217.86
7.4.130.0130.00816.50
7.4.120.0120.00716.36
7.4.110.0110.00716.45
7.4.100.0110.00716.50
7.4.90.0100.00716.41
7.4.80.0130.00319.39
7.4.70.0070.01016.48
7.4.60.0060.01016.46
7.4.50.0040.00416.34
7.4.40.0130.00316.53
7.4.30.0080.00816.53
7.4.10.0130.00314.75
7.4.00.0090.00915.11
7.3.330.0050.00013.22
7.3.320.0140.00013.05
7.3.310.0040.00416.06
7.3.300.0000.00616.24
7.3.290.0080.00916.23
7.3.280.0080.01016.18
7.3.270.0140.00417.40
7.3.260.0060.01616.46
7.3.250.0070.01116.27
7.3.240.0140.00316.20
7.3.230.0070.01416.52
7.3.210.0040.01216.41
7.3.200.0100.00619.39
7.3.190.0090.00616.27
7.3.180.0100.00716.61
7.3.170.0080.01216.50
7.3.160.0070.01116.11
7.3.130.0080.00614.57
7.3.120.0120.00614.47
7.3.110.0060.00914.46
7.3.100.0100.00314.82
7.3.90.0090.00614.86
7.3.80.0070.00314.64
7.3.70.0070.00714.62
7.3.60.0060.00614.32
7.3.50.0040.00714.46
7.3.40.0090.00614.82
7.3.30.0070.00714.50
7.3.20.0120.00316.61
7.3.10.0090.00716.40
7.3.00.0050.00816.51
7.2.330.0130.00316.59
7.2.320.0130.00616.24
7.2.310.0140.00316.47
7.2.300.0080.00816.34
7.2.290.0090.01516.39
7.2.260.0100.01014.76
7.2.250.0130.00314.68
7.2.240.0030.00614.95
7.2.230.0040.01515.05
7.2.220.0090.00014.49
7.2.210.0060.00915.11
7.2.200.0060.00914.91
7.2.190.0080.00414.53
7.2.180.0000.01614.89
7.2.170.0100.00314.54
7.2.160.0060.00914.89
7.2.150.0070.00716.75
7.2.140.0030.01016.70
7.2.130.0060.00716.50
7.2.120.0080.00516.71
7.2.110.0060.00616.68
7.2.100.0070.00916.49
7.2.90.0060.00916.81
7.2.80.0060.00916.54
7.2.70.0050.00916.58
7.2.60.0050.01016.70
7.2.50.0070.00716.62
7.2.40.0070.00916.72
7.2.30.0030.01016.63
7.2.20.0090.00316.62
7.2.10.0070.00716.63
7.2.00.0050.01117.17
7.1.330.0000.01415.49
7.1.320.0110.00715.62
7.1.310.0110.00415.40
7.1.300.0040.01215.65
7.1.290.0070.00715.30
7.1.280.0070.00315.52
7.1.270.0030.00715.73
7.1.260.0030.00615.73
7.1.250.0050.00915.59
7.1.240.0050.00515.50
7.1.230.0000.01215.48
7.1.220.0030.01415.29
7.1.210.0100.00315.66
7.1.200.0020.01015.67
7.1.190.0040.01115.76
7.1.180.0040.01115.66
7.1.170.0060.00315.37
7.1.160.0000.01415.51
7.1.150.0030.00815.66
7.1.140.0050.00515.59
7.1.130.0030.00915.12
7.1.120.0030.01015.43
7.1.110.0070.00415.77
7.1.100.0050.00716.52
7.1.90.0100.00315.50
7.1.80.0130.00015.61
7.1.70.0070.00516.05
7.1.60.0080.01017.52
7.1.50.0060.01016.27
7.1.40.0040.00715.34
7.1.30.0000.01115.34
7.1.20.0000.01315.45
7.1.10.0100.00315.64
7.1.00.0060.04618.99
7.0.330.0030.01015.16
7.0.320.0000.00915.09
7.0.310.0040.00415.23
7.0.300.0060.00615.11
7.0.290.0030.01015.30
7.0.280.0060.00615.20
7.0.270.0030.00915.14
7.0.260.0070.00315.44
7.0.250.0070.00715.05
7.0.240.0070.00715.25
7.0.230.0080.00415.17
7.0.220.0100.00315.23
7.0.210.0050.00515.29
7.0.200.0120.00714.89
7.0.190.0050.00315.07
7.0.180.0060.00315.36
7.0.170.0030.00615.08
7.0.160.0140.00015.36
7.0.150.0030.01015.28
7.0.140.0060.03818.67
7.0.130.0090.00615.16
7.0.120.0040.00815.38
7.0.110.0030.00715.16
7.0.100.0000.01415.28
7.0.90.0030.01315.41
7.0.80.0100.00315.53
7.0.70.0000.00915.34
7.0.60.0210.04217.65
7.0.50.0030.02216.46
7.0.40.0050.03616.55
7.0.30.0210.03516.76
7.0.20.0150.04216.83
7.0.10.0170.04416.81
7.0.00.0080.04516.70
5.6.400.0080.00413.99
5.6.390.0060.00913.94
5.6.380.0030.00914.31
5.6.370.0080.00413.72
5.6.360.0000.01314.24
5.6.350.0000.00914.05
5.6.340.0070.00314.06
5.6.330.0040.00714.16
5.6.320.0090.00013.79
5.6.310.0070.00314.16
5.6.300.0100.00713.85
5.6.290.0060.00614.19
5.6.280.0050.04017.67
5.6.270.0040.00714.10
5.6.260.0040.01214.30
5.6.250.0070.00414.43
5.6.240.0120.00314.25
5.6.230.0090.00614.24
5.6.220.0040.00514.45
5.6.210.0030.03617.35
5.6.200.0100.03816.25
5.6.190.0050.03117.31
5.6.180.0200.03517.52
5.6.170.0150.04517.20
5.6.160.0100.04017.29
5.6.150.0040.02816.13
5.6.140.0020.02916.33
5.6.130.0050.04616.21
5.6.120.0100.03317.53
5.6.110.0120.03217.51
5.6.100.0080.04617.75
5.6.90.0030.04917.50
5.6.80.0070.04517.28
5.6.70.0070.01014.22
5.6.60.0000.01414.27
5.6.50.0100.00313.96
5.6.40.0070.01013.88
5.6.30.0030.00614.32
5.6.20.0040.00714.39
5.6.10.0030.00614.43
5.6.00.0090.00614.25
5.5.380.0120.00614.02
5.5.370.0070.01114.03
5.5.360.0070.00413.78
5.5.350.0020.04717.28
5.5.340.0110.04015.96
5.5.330.0050.03417.18
5.5.320.0030.04017.21
5.5.310.0170.03317.31
5.5.300.0020.05016.04
5.5.290.0030.04716.16
5.5.280.0050.04217.30
5.5.270.0050.02317.60
5.5.260.0050.04517.68
5.5.250.0060.02217.26
5.5.240.0040.02417.16
5.5.230.0000.01314.22
5.5.220.0070.01014.16
5.5.210.0030.00614.27
5.5.200.0060.00913.98
5.5.190.0070.00713.69
5.5.180.0050.00513.95
5.5.170.0110.00413.71
5.5.160.0040.01214.25
5.5.150.0100.00014.05
5.5.140.0030.00613.79
5.5.130.0120.00313.75
5.5.120.0070.01014.02
5.5.110.0030.01013.80
5.5.100.0120.00313.66
5.5.90.0000.01413.74
5.5.80.0000.00913.90
5.5.70.0000.00913.90
5.5.60.0000.01413.87
5.5.50.0000.00813.76
5.5.40.0040.00714.13
5.5.30.0030.00714.08
5.5.20.0060.00614.00
5.5.10.0070.00414.12
5.5.00.0070.00713.78
5.4.450.0250.02715.82
5.4.440.0650.03415.88
5.4.430.0340.03516.02
5.4.420.0070.03016.00
5.4.410.0070.03215.71
5.4.400.0170.03515.56
5.4.390.0190.03015.57
5.4.380.0200.02715.60
5.4.370.0170.03515.54
5.4.360.0220.02515.46
5.4.350.0150.03315.44
5.4.340.0230.02515.54
5.4.330.0040.00712.43
5.4.320.0230.03315.55
5.4.310.0200.04115.56
5.4.300.0180.03015.51
5.4.290.0180.02915.57
5.4.280.0230.02815.48
5.4.270.0170.03315.46
5.4.260.0130.03615.48
5.4.250.0190.03415.59
5.4.240.0160.03215.51
5.4.230.0170.03015.44
5.4.220.0180.02915.56
5.4.210.0170.03115.50
5.4.200.0200.02514.51
5.4.190.0120.03515.42
5.4.180.0120.03715.56
5.4.170.0200.03015.54
5.4.160.0140.03815.52
5.4.150.0210.02915.53
5.4.140.0150.03514.40
5.4.130.0200.02814.33
5.4.120.0240.02814.43
5.4.110.0190.02514.44
5.4.100.0180.02914.36
5.4.90.0150.03014.32
5.4.80.0150.03314.44
5.4.70.0180.02814.35
5.4.60.0180.02814.44
5.4.50.0170.02814.34
5.4.40.0170.03214.42
5.4.30.0150.03214.30
5.4.20.0190.02914.41
5.4.10.0270.02514.31
5.4.00.0250.02114.08
5.3.290.0270.06714.71
5.3.280.0400.05314.60
5.3.270.0330.05714.67
5.3.260.0330.05314.71
5.3.250.0300.06314.59
5.3.240.0430.06014.65
5.3.230.0430.06714.71
5.3.220.0430.04714.56
5.3.210.0330.05714.79
5.3.200.0270.05714.78
5.3.190.0430.04314.73
5.3.180.0530.05314.68
5.3.170.0370.06014.59
5.3.160.0470.06014.75
5.3.150.0270.05314.77
5.3.140.0270.05014.54
5.3.130.0500.03714.61
5.3.120.0370.04714.76
5.3.110.0200.06314.68
5.3.100.0270.06714.15
5.3.90.0300.05714.05
5.3.80.0430.04714.25
5.3.70.0300.06014.13
5.3.60.0230.06314.07
5.3.50.0170.06314.08
5.3.40.0330.05714.16
5.3.30.0430.05013.91
5.3.20.0270.05313.91
5.3.10.0500.04013.74
5.3.00.0330.07013.69
5.2.170.0330.04011.28
5.2.160.0200.04711.26
5.2.150.0270.04311.18
5.2.140.0270.04311.26
5.2.130.0170.05011.24
5.2.120.0330.04311.13
5.2.110.0130.05011.13
5.2.100.0300.04711.21
5.2.90.0300.03711.14
5.2.80.0270.05011.32
5.2.70.0200.05311.12
5.2.60.0230.04311.28
5.2.50.0270.04011.13
5.2.40.0270.03711.02
5.2.30.0230.04311.08
5.2.20.0270.03711.00
5.2.10.0330.04310.99
5.2.00.0200.04010.75
5.1.60.0200.03310.08
5.1.50.0270.03310.01
5.1.40.0200.03310.10
5.1.30.0230.04310.44
5.1.20.0130.04710.41
5.1.10.0170.03710.26
5.1.00.0100.04310.10
5.0.50.0170.0278.59
5.0.40.0170.0208.56
5.0.30.0170.0408.34
5.0.20.0130.0338.20
5.0.10.0170.0238.27
5.0.00.0170.0478.27
4.4.90.0170.0235.83
4.4.80.0100.0205.88
4.4.70.0170.0235.94
4.4.60.0170.0235.89
4.4.50.0170.0275.90
4.4.40.0070.0405.90
4.4.30.0170.0205.82
4.4.20.0100.0235.94
4.4.10.0130.0305.95
4.4.00.0070.0375.97
4.3.110.0130.0205.86
4.3.100.0170.0235.83
4.3.90.0070.0235.84
4.3.80.0130.0335.82
4.3.70.0100.0305.86
4.3.60.0130.0305.78
4.3.50.0100.0275.80
4.3.40.0100.0375.78
4.3.30.0100.0234.55
4.3.20.0030.0234.55
4.3.10.0130.0174.51
4.3.00.0070.0236.90

preferences:
60.68 ms | 401 KiB | 5 Q