3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xml = new SimpleXMLElement('<xml></xml>', LIBXML_NOEMPTYTAG); $output = $xml->addChild('child1'); $output->addChild('child2', "value"); $output->addChild('noValue', ''); echo $xml->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)
8.3.40.0090.00918.82
8.3.30.0140.00019.35
8.3.20.0000.00720.59
8.3.10.0000.00923.84
8.3.00.0000.00722.77
8.2.170.0100.01022.96
8.2.160.0070.00720.38
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0120.00326.16
8.2.120.0070.00022.39
8.2.110.0000.00920.78
8.2.100.0030.00918.03
8.2.90.0080.00019.42
8.2.80.0040.00418.17
8.2.70.0030.00617.88
8.2.60.0070.00418.29
8.2.50.0040.00418.07
8.2.40.0000.00818.34
8.2.30.0070.00018.23
8.2.20.0040.00417.78
8.2.10.0030.00519.62
8.2.00.0030.00617.95
8.1.270.0090.00024.04
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0100.00024.16
8.1.230.0080.00419.22
8.1.220.0050.00317.79
8.1.210.0040.00418.77
8.1.200.0030.00617.48
8.1.190.0030.00517.65
8.1.180.0000.00818.10
8.1.170.0060.00318.70
8.1.160.0020.00522.20
8.1.150.0050.00318.83
8.1.140.0000.00717.62
8.1.130.0030.00318.13
8.1.120.0000.00717.55
8.1.110.0000.00817.69
8.1.100.0030.00317.53
8.1.90.0070.00017.53
8.1.80.0040.00417.53
8.1.70.0000.00817.54
8.1.60.0040.00417.74
8.1.50.0000.00717.74
8.1.40.0030.00617.69
8.1.30.0080.00017.72
8.1.20.0080.00017.82
8.1.10.0030.00617.73
8.1.00.0000.00717.75
8.0.300.0080.00018.77
8.0.290.0000.00717.30
8.0.280.0000.00718.68
8.0.270.0070.00017.50
8.0.260.0070.00017.08
8.0.250.0030.00317.26
8.0.240.0060.00317.24
8.0.230.0070.00017.15
8.0.220.0040.00417.07
8.0.210.0000.00717.04
8.0.200.0080.00317.16
8.0.190.0030.00517.02
8.0.180.0040.00417.07
8.0.170.0060.00317.09
8.0.160.0070.00017.06
8.0.150.0000.00717.06
8.0.140.0000.00717.01
8.0.130.0000.00613.43
8.0.120.0000.00816.92
8.0.110.0050.00216.97
8.0.100.0000.00717.07
8.0.90.0000.00817.10
8.0.80.0180.00617.02
8.0.70.0000.00716.89
8.0.60.0040.00416.98
8.0.50.0000.00717.02
8.0.30.0160.00617.28
8.0.20.0100.01017.40
8.0.10.0050.00217.11
8.0.00.0060.01216.98
7.4.330.0000.00615.27
7.4.320.0030.00316.72
7.4.300.0030.00316.76
7.4.290.0050.00216.67
7.4.280.0030.00516.75
7.4.270.0000.00716.59
7.4.260.0010.00716.72
7.4.250.0040.00416.54
7.4.240.0060.00216.75
7.4.230.0030.00316.73
7.4.220.0060.01316.78
7.4.210.0070.00916.72
7.4.200.0050.00316.90
7.4.190.0000.00816.60
7.4.160.0120.00916.77
7.4.150.0140.00317.40
7.4.140.0110.00517.86
7.4.130.0070.01016.69
7.4.120.0080.00916.63
7.4.110.0100.01316.59
7.4.100.0030.01716.71
7.4.90.0090.00916.69
7.4.80.0070.01019.39
7.4.70.0110.00616.82
7.4.60.0050.01216.79
7.4.50.0000.00516.61
7.4.40.0120.00422.77
7.4.30.0080.00816.81
7.4.00.0030.01314.92
7.3.330.0000.00613.24
7.3.320.0020.00213.30
7.3.310.0030.00316.32
7.3.300.0040.00416.30
7.3.290.0040.01016.42
7.3.280.0090.01116.42
7.3.270.0120.00617.40
7.3.260.0130.00416.50
7.3.250.0080.01516.51
7.3.240.0070.01116.45
7.3.230.0110.00516.61
7.3.210.0040.01316.61
7.3.200.0030.01719.39
7.3.190.0110.01116.45
7.3.180.0110.00416.46
7.3.170.0140.00816.68
7.3.160.0100.01016.57
7.3.120.0060.00914.91
7.2.330.0090.00916.80
7.2.320.0120.00416.64
7.2.310.0070.01016.97
7.2.300.0060.01216.86
7.2.290.0130.00316.94
7.2.60.0070.01016.80
7.2.00.0040.01119.34
7.1.200.0070.00315.83
7.1.100.0060.00618.11
7.1.70.0030.00716.98
7.1.60.0060.01919.29
7.1.50.0260.01334.55
7.1.00.0100.07022.50
7.0.200.0030.00716.78
7.0.140.0000.07722.13
7.0.60.0030.07720.09
7.0.50.0070.04017.99
7.0.40.0130.08320.13
7.0.30.0300.07720.16
7.0.20.0300.04020.28
7.0.10.0200.04020.40
7.0.00.0030.08720.29
5.6.210.0070.08020.57
5.6.200.0070.08718.32
5.6.190.0000.04320.78
5.6.180.0070.08320.52
5.6.170.0270.06320.67
5.6.160.0100.08020.70
5.6.150.0130.04318.19
5.6.140.0030.06018.25
5.6.130.0070.04718.19
5.6.120.0070.04021.20
5.6.110.0130.06721.02
5.6.100.0030.07721.02
5.6.90.0100.07321.17
5.6.80.0100.03320.56
5.6.70.0200.04020.42
5.5.350.0070.08020.51
5.5.340.0100.06318.03
5.5.330.0070.04020.36
5.5.320.0000.05020.36
5.5.310.0230.06720.35
5.5.300.0100.03318.09
5.5.290.0030.04318.04
5.5.280.0000.04720.94
5.5.270.0070.06321.08
5.5.260.0100.06321.00
5.5.250.0170.06020.73
5.5.240.0030.05020.30
5.4.450.0630.03019.30
5.4.440.0770.08019.41
5.4.430.0130.05319.65
5.4.420.0630.06319.67
5.4.410.1030.05319.52
5.4.400.0930.06319.34
5.4.390.0630.05019.08
5.4.380.0230.04718.70
5.4.370.0100.06018.78
5.4.360.0200.05018.58
5.4.350.0130.05718.74
5.4.340.0130.05018.70
5.4.320.0090.03412.61
5.4.310.0090.05012.61
5.4.300.0030.04012.61
5.4.290.0030.05512.61
5.4.280.0150.03612.51
5.4.270.0060.04112.51
5.4.260.0090.03512.51
5.4.250.0080.04112.51
5.4.240.0100.04912.51
5.4.230.0060.03812.50
5.4.220.0050.03912.50
5.4.210.0080.03512.50
5.4.200.0310.09012.49
5.4.190.0140.04712.48
5.4.180.0270.03912.48
5.4.170.0190.04112.50
5.4.160.0220.04212.49
5.4.150.0190.04512.48
5.4.140.0110.05012.17
5.4.130.0190.04312.16
5.4.120.0190.04812.11
5.4.110.0140.04612.11
5.4.100.0180.05112.11
5.4.90.0200.03812.11
5.4.80.0190.04612.11
5.4.70.0190.04512.11
5.4.60.0230.04112.11
5.4.50.0190.03812.11
5.4.40.0180.05212.10
5.4.30.0410.08512.09
5.4.20.0170.04312.09
5.4.10.0180.04412.09
5.4.00.0170.04611.59
5.3.290.0070.03912.88
5.3.280.0110.03412.81
5.3.270.0200.04312.80
5.3.260.0150.04912.80
5.3.250.0170.04512.80
5.3.240.0150.05112.80
5.3.230.0280.06712.79
5.3.220.0230.03912.76
5.3.210.0190.04612.76
5.3.200.0200.04212.76
5.3.190.0270.09712.76
5.3.180.0200.04412.76
5.3.170.0260.04012.76
5.3.160.0190.04212.76
5.3.150.0200.04212.76
5.3.140.0190.05012.75
5.3.130.0280.10212.74
5.3.120.0140.05212.74
5.3.110.0140.04912.74
5.3.100.0160.05012.23
5.3.90.0150.04712.21
5.3.80.0300.06212.20
5.3.70.0200.05112.20
5.3.60.0290.07412.18
5.3.50.0190.04312.13
5.3.40.0200.04412.13
5.3.30.0170.04512.10
5.3.20.0140.04611.88
5.3.10.0170.04411.84
5.3.00.0260.06811.83
5.2.170.0150.0379.33
5.2.160.0140.0359.33
5.2.150.0100.0459.34
5.2.140.0210.0319.33
5.2.130.0200.0389.29
5.2.120.0150.0369.29
5.2.110.0130.0449.29
5.2.100.0400.0809.29
5.2.90.0130.0359.29
5.2.80.0140.0369.28
5.2.70.0170.0669.29
5.2.60.0180.0349.24
5.2.50.0130.0399.21
5.2.40.0120.0439.18
5.2.30.0270.0859.16
5.2.20.0150.0379.14
5.2.10.0080.0429.07
5.2.00.0190.0308.93
5.1.60.0190.0288.22
5.1.50.0140.0328.21
5.1.40.0340.0728.20
5.1.30.0180.0288.55
5.1.20.0250.0458.52
5.1.10.0310.0848.14
5.1.00.0130.0298.14
5.0.50.0110.0236.63
5.0.40.0090.0256.48
5.0.30.0080.0376.29
5.0.20.0120.0226.26
5.0.10.0080.0246.23
5.0.00.0100.0366.23
4.4.90.0120.0144.78
4.4.80.0090.0164.75
4.4.70.0090.0194.75
4.4.60.0070.0224.75
4.4.50.0090.0174.77
4.4.40.0080.0284.70
4.4.30.0100.0164.75
4.4.20.0090.0194.85
4.4.10.0080.0184.85
4.4.00.0120.0274.76
4.3.110.0070.0184.67
4.3.100.0070.0184.66
4.3.90.0100.0184.63
4.3.80.0080.0304.58
4.3.70.0080.0174.63
4.3.60.0090.0154.63
4.3.50.0160.0404.63
4.3.40.0100.0254.53
4.3.30.0030.0203.28
4.3.20.0040.0193.26
4.3.10.0090.0163.23
4.3.00.0000.01713.43

preferences:
45.79 ms | 400 KiB | 5 Q