3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xml = new XMLWriter(); $xml->openMemory(); var_dump($xml->startElement('element')); var_dump($xml->writeAttribute('attr1', 0)); var_dump($xml->writeElement('subelem', 0)); var_dump($xml->writeAttribute('attr2', 0)); var_dump($xml->endElement());

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)
8.3.60.0110.01118.68
8.3.50.0060.01219.89
8.3.40.0080.00818.85
8.3.30.0030.01118.83
8.3.20.0040.00419.29
8.3.10.0050.00322.02
8.3.00.0040.00419.73
8.2.180.0110.00316.63
8.2.170.0140.00022.96
8.2.160.0030.01018.91
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00422.37
8.2.120.0080.00026.35
8.2.110.0060.00320.90
8.2.100.0060.00617.91
8.2.90.0060.00317.88
8.2.80.0000.00818.70
8.2.70.0040.00417.38
8.2.60.0030.00617.50
8.2.50.0000.00817.63
8.2.40.0000.00822.28
8.2.30.0080.00021.15
8.2.20.0040.00417.92
8.2.10.0000.00718.01
8.2.00.0040.00418.03
8.1.280.0070.00725.92
8.1.270.0080.00024.66
8.1.260.0030.00628.09
8.1.250.0080.00028.09
8.1.240.0060.00322.31
8.1.230.0110.00017.77
8.1.220.0050.00317.91
8.1.210.0050.00318.77
8.1.200.0070.00317.35
8.1.190.0070.00417.48
8.1.180.0000.00818.10
8.1.170.0030.00618.65
8.1.160.0030.00322.22
8.1.150.0040.00419.01
8.1.140.0040.00419.51
8.1.130.0040.00417.84
8.1.120.0050.00217.59
8.1.110.0030.00517.48
8.1.100.0030.00317.42
8.1.90.0040.00417.51
8.1.80.0030.00417.54
8.1.70.0030.00317.50
8.1.60.0000.00717.65
8.1.50.0070.00417.60
8.1.40.0000.00817.55
8.1.30.0000.00817.71
8.1.20.0040.00417.64
8.1.10.0080.00017.64
8.1.00.0000.00817.59
8.0.300.0070.00018.77
8.0.290.0070.00016.63
8.0.280.0000.00718.46
8.0.270.0040.00416.96
8.0.260.0030.00317.27
8.0.250.0000.00717.11
8.0.240.0030.00316.98
8.0.230.0040.00316.97
8.0.220.0030.00316.94
8.0.210.0030.00416.97
8.0.200.0000.00816.99
8.0.190.0030.00517.00
8.0.180.0080.00016.97
8.0.170.0050.00316.96
8.0.160.0060.00317.04
8.0.150.0070.00016.90
8.0.140.0040.00416.92
8.0.130.0000.00813.37
8.0.120.0030.00516.88
8.0.110.0000.00817.00
8.0.100.0050.00216.82
8.0.90.0040.00416.71
8.0.80.0060.00916.93
8.0.70.0000.00717.09
8.0.60.0040.00416.88
8.0.50.0000.00716.88
8.0.30.0110.00617.04
8.0.20.0070.01317.40
8.0.10.0040.00417.01
8.0.00.0150.00316.75
7.4.330.0030.00315.08
7.4.320.0030.00516.64
7.4.300.0000.00616.67
7.4.290.0070.00016.68
7.4.280.0080.00316.56
7.4.270.0030.00316.57
7.4.260.0040.00416.55
7.4.250.0040.00316.55
7.4.240.0040.00416.60
7.4.230.0040.00416.38
7.4.220.0090.01516.53
7.4.210.0100.01016.66
7.4.200.0040.00416.34
7.4.160.0070.00816.67
7.4.150.0110.00717.40
7.4.140.0070.01017.86
7.4.130.0120.00716.50
7.4.120.0060.01216.60
7.4.110.0150.00416.67
7.4.100.0110.00616.67
7.4.90.0120.00616.36
7.4.80.0060.01019.39
7.4.70.0170.00616.31
7.4.60.0090.00916.43
7.4.50.0000.01516.61
7.4.40.0030.01316.41
7.4.30.0090.00916.68
7.4.00.0040.01414.96
7.3.330.0050.00013.12
7.3.320.0030.00313.16
7.3.310.0030.00316.29
7.3.300.0030.00316.25
7.3.290.0040.01016.34
7.3.280.0070.00816.31
7.3.270.0100.00717.40
7.3.260.0140.00316.30
7.3.250.0100.01016.50
7.3.240.0120.00416.37
7.3.230.0150.00416.39
7.3.210.0090.00616.58
7.3.200.0100.00616.50
7.3.190.0090.00616.50
7.3.180.0060.01216.33
7.3.170.0130.00316.41
7.3.160.0030.01516.31
7.2.330.0130.00416.72
7.2.320.0000.01716.50
7.2.310.0140.00316.57
7.2.300.0130.00516.74
7.2.290.0070.01016.46
7.2.60.0040.01116.76
7.2.00.0000.01219.32
7.1.200.0240.01015.66
7.1.70.0150.00816.87
7.1.60.0110.00919.75
7.1.00.0030.07722.48
7.0.200.0330.01214.70
7.0.90.0100.06319.95
7.0.80.2130.06719.95
7.0.70.0030.08720.05
7.0.60.0100.07720.01
7.0.50.0130.07720.34
7.0.40.0170.07320.42
7.0.30.0130.05720.48
7.0.20.0070.06720.48
7.0.10.0100.05720.37
7.0.00.0200.05320.35
5.6.240.0100.06320.70
5.6.230.0170.07020.75
5.6.220.0200.06720.71
5.6.210.0200.07020.62
5.6.200.0200.07721.21
5.6.190.0130.07721.15
5.6.180.0100.06321.15
5.6.170.0070.08021.12
5.6.160.0100.06321.14
5.6.150.0070.08721.18
5.6.140.0170.08321.14
5.6.130.0170.05721.07
5.6.120.0130.06321.15
5.6.110.0170.05721.12
5.6.100.0070.08021.11
5.6.90.0170.05321.08
5.6.80.0070.06320.52
5.6.70.0200.04720.56
5.6.60.0170.07720.43
5.6.50.0170.07020.50
5.6.40.0100.07720.57
5.6.30.0330.05320.50
5.6.20.0070.06320.53
5.6.10.0100.06020.48
5.6.00.0070.05720.48

preferences:
76.83 ms | 401 KiB | 5 Q