3v4l.org

run code in 300+ PHP versions simultaneously
<?php define('XMLNS_TEST', 'http://example.org/test-ns'); $node = new SimpleXMLElement('<root></root>'); $node->addAttribute("i:somename", "somevalue", XMLNS_TEST); $node->addChild("i:test", '', XMLNS_TEST); $node->addChild("i:anotherTest", '', XMLNS_TEST); echo $node->asXml();

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)
8.3.60.0120.00316.61
8.3.50.0120.00722.11
8.3.40.0090.00618.88
8.3.30.0090.00618.96
8.3.20.0050.00320.54
8.3.10.0080.00022.20
8.3.00.0080.00018.05
8.2.180.0070.00718.79
8.2.170.0090.00619.16
8.2.160.0100.00322.96
8.2.150.0100.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00320.95
8.2.110.0060.00319.51
8.2.100.0040.00817.97
8.2.90.0040.00418.09
8.2.80.0000.00818.28
8.2.70.0050.00317.88
8.2.60.0030.00717.75
8.2.50.0000.00817.88
8.2.40.0040.00418.30
8.2.30.0000.00817.86
8.2.20.0040.00418.31
8.2.10.0040.00418.43
8.2.00.0000.00718.43
8.1.280.0120.00925.92
8.1.270.0040.00420.84
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.72
8.1.230.0110.00023.04
8.1.220.0030.00518.01
8.1.210.0040.00419.19
8.1.200.0060.00317.60
8.1.190.0030.00617.48
8.1.180.0030.00618.10
8.1.170.0000.00817.91
8.1.160.0000.00719.07
8.1.150.0000.00722.14
8.1.140.0050.00219.88
8.1.130.0000.00719.26
8.1.120.0070.00017.64
8.1.110.0070.00017.76
8.1.100.0030.00617.63
8.1.90.0000.00717.77
8.1.80.0000.00717.58
8.1.70.0080.00017.80
8.1.60.0020.00517.71
8.1.50.0000.00917.82
8.1.40.0050.00517.82
8.1.30.0030.00617.86
8.1.20.0000.00817.88
8.1.10.0000.00717.89
8.1.00.0050.00317.77
8.0.300.0000.00720.29
8.0.290.0000.00717.00
8.0.280.0070.00018.14
8.0.270.0000.00818.27
8.0.260.0060.00019.33
8.0.250.0070.00017.23
8.0.240.0040.00417.24
8.0.230.0000.00717.26
8.0.220.0030.00317.01
8.0.210.0030.00517.05
8.0.200.0030.00317.12
8.0.190.0030.00317.25
8.0.180.0080.00017.07
8.0.170.0080.00017.18
8.0.160.0040.00417.27
8.0.150.0040.00416.99
8.0.140.0080.00017.16
8.0.130.0070.00013.63
8.0.120.0040.00417.18
8.0.110.0040.00416.87
8.0.100.0070.00017.24
8.0.90.0070.00017.10
8.0.80.0040.01717.18
8.0.70.0000.00716.90
8.0.60.0040.00417.01
8.0.50.0040.00417.25
8.0.30.0100.00817.35
8.0.20.0130.00717.40
8.0.10.0040.00417.38
8.0.00.0070.01016.84
7.4.330.0000.00515.55
7.4.320.0000.00716.63
7.4.300.0030.00316.89
7.4.290.0030.00316.76
7.4.280.0040.00416.84
7.4.270.0030.00316.77
7.4.260.0030.00316.92
7.4.250.0050.00316.80
7.4.240.0040.00416.89
7.4.230.0070.00016.57
7.4.220.0100.00716.95
7.4.210.0150.00016.83
7.4.200.0070.00016.87
7.4.160.0080.00816.66
7.4.150.0110.00717.40
7.4.140.0080.01217.86
7.4.130.0110.00916.71
7.4.120.0120.00916.73
7.4.110.0140.00416.71
7.4.100.0130.00916.61
7.4.90.0030.01316.80
7.4.80.0090.00919.39
7.4.70.0020.01516.87
7.4.60.0100.00716.79
7.4.50.0100.00316.60
7.4.40.0120.00616.88
7.4.30.0090.00616.70
7.4.00.0100.00715.11
7.3.330.0060.00013.29
7.3.320.0050.00013.27
7.3.310.0040.00416.33
7.3.300.0000.00716.40
7.3.290.0090.00716.46
7.3.280.0100.00716.37
7.3.270.0110.00717.40
7.3.260.0130.01016.70
7.3.250.0140.00516.57
7.3.240.0110.00916.60
7.3.230.0100.01316.73
7.3.210.0140.00316.56
7.3.200.0030.01316.66
7.3.190.0060.01316.62
7.3.180.0070.01416.85
7.3.170.0160.00016.68
7.3.160.0160.00316.75
7.2.330.0060.01316.68
7.2.320.0120.00616.63
7.2.310.0110.00616.75
7.2.300.0080.01316.95
7.2.290.0090.00616.82
7.2.60.0000.01617.00
7.2.50.0170.00017.11
7.1.200.0020.00515.61
7.1.70.0000.00717.11
7.1.60.0040.00717.14
7.1.40.0300.01332.39
7.1.30.0270.01732.70
7.1.20.0300.01332.82
7.1.10.0300.01014.66
7.1.00.0200.00714.83
7.0.200.0000.01516.60
7.0.180.0130.01314.43
7.0.170.0200.00714.41
7.0.160.0170.01314.42
7.0.150.0130.01314.40
7.0.140.0230.01014.39
7.0.130.0200.01714.58
7.0.120.0130.01314.75
7.0.110.0270.01014.54
7.0.100.0170.01314.47
7.0.90.0100.01714.54
7.0.80.0230.00314.45
7.0.70.0200.00314.38
7.0.60.0130.01014.32
7.0.50.0170.00714.41
7.0.40.0200.00314.52
7.0.30.0100.01314.48
7.0.20.0200.01314.49
7.0.10.0170.00714.38
7.0.00.0130.01014.47

preferences:
31.06 ms | 401 KiB | 5 Q