3v4l.org

run code in 300+ PHP versions simultaneously
<?php $thing = simplexml_load_string( '<thing> <node n="1"><child/></node> </thing>' ); $dom_thing = dom_import_simplexml($thing); $dom_node = dom_import_simplexml($thing->node); $dom_new = $dom_thing->appendChild($dom_node->cloneNode(true)); $new_node = simplexml_import_dom($dom_new); $new_node['n'] = 2; echo $thing->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)
8.3.40.0050.01418.94
8.3.30.0000.01419.35
8.3.20.0070.00020.59
8.3.10.0080.00023.78
8.3.00.0030.00619.63
8.2.170.0000.01522.96
8.2.160.0060.00920.55
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00422.46
8.2.110.0060.00320.82
8.2.100.0130.00017.96
8.2.90.0050.00319.48
8.2.80.0080.00017.97
8.2.70.0080.00017.88
8.2.60.0030.00618.16
8.2.50.0040.00418.07
8.2.40.0080.00020.20
8.2.30.0000.00720.08
8.2.20.0000.00917.88
8.2.10.0030.00518.18
8.2.00.0080.00017.87
8.1.270.0000.00824.26
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00924.03
8.1.230.0000.01124.07
8.1.220.0040.00417.90
8.1.210.0040.00418.77
8.1.200.0030.00617.47
8.1.190.0000.00817.48
8.1.180.0070.00418.10
8.1.170.0060.00318.50
8.1.160.0000.00722.24
8.1.150.0050.00218.93
8.1.140.0000.00817.60
8.1.130.0000.00718.13
8.1.120.0040.00417.55
8.1.110.0070.00017.70
8.1.100.0000.00717.48
8.1.90.0040.00417.61
8.1.80.0070.00417.75
8.1.70.0030.00317.54
8.1.60.0030.00517.81
8.1.50.0000.00817.64
8.1.40.0030.00617.75
8.1.30.0000.00817.73
8.1.20.0030.00617.73
8.1.10.0030.00517.83
8.1.00.0000.00817.80
8.0.300.0000.00820.86
8.0.290.0000.00817.41
8.0.280.0000.00718.76
8.0.270.0030.00517.45
8.0.260.0000.00717.45
8.0.250.0030.00317.30
8.0.240.0000.00717.07
8.0.230.0040.00417.21
8.0.220.0030.00317.08
8.0.210.0000.00817.12
8.0.200.0030.00317.20
8.0.190.0000.00917.21
8.0.180.0040.00417.11
8.0.170.0040.00417.17
8.0.160.0070.00017.13
8.0.150.0000.00917.07
8.0.140.0000.00817.00
8.0.130.0070.00013.60
8.0.120.0000.00817.07
8.0.110.0000.00817.16
8.0.100.0050.00317.13
8.0.90.0040.00417.20
8.0.80.0090.00616.96
8.0.70.0050.00217.17
8.0.60.0040.00417.17
8.0.50.0050.00217.04
8.0.30.0130.01217.42
8.0.20.0050.01317.40
8.0.10.0030.00617.29
8.0.00.0040.01617.11
7.4.330.0000.00515.27
7.4.320.0070.00016.79
7.4.300.0060.00016.74
7.4.290.0050.00316.81
7.4.280.0070.00016.63
7.4.270.0000.00716.88
7.4.260.0070.00016.60
7.4.250.0070.00016.80
7.4.240.0000.00716.71
7.4.230.0050.00316.82
7.4.220.0070.01116.85
7.4.210.0080.00616.79
7.4.200.0040.00416.79
7.4.190.0000.00816.77
7.4.160.0150.00416.71
7.4.150.0180.00417.40
7.4.140.0130.00517.86
7.4.130.0080.00916.70
7.4.120.0110.00716.74
7.4.110.0110.00616.64
7.4.100.0080.01316.76
7.4.90.0090.00916.84
7.4.80.0150.00419.39
7.4.70.0030.01416.68
7.4.60.0060.01316.57
7.4.50.0000.00916.62
7.4.40.0100.00716.76
7.4.30.0130.00316.82
7.4.00.0090.00614.86
7.3.330.0000.00613.27
7.3.320.0050.00013.34
7.3.310.0040.00416.51
7.3.300.0030.00316.46
7.3.290.0100.00316.55
7.3.280.0070.00916.45
7.3.270.0060.01117.40
7.3.260.0060.00916.70
7.3.250.0080.01116.60
7.3.240.0100.00616.48
7.3.230.0130.00316.89
7.3.210.0140.00316.62
7.3.200.0150.00819.39
7.3.190.0100.01016.52
7.3.180.0130.00316.75
7.3.170.0090.00616.71
7.3.160.0150.00616.94
7.3.120.0030.00614.83
7.3.00.0090.00316.61
7.2.330.0060.01317.11
7.2.320.0070.01017.05
7.2.310.0030.01516.88
7.2.300.0100.00916.75
7.2.290.0130.00416.72
7.2.130.0050.01117.13
7.2.120.0080.00416.95
7.2.110.0070.00716.93
7.2.100.0100.00317.00
7.2.90.0110.00316.95
7.2.80.0040.00717.02
7.2.70.0090.00616.92
7.2.60.0030.01016.84
7.2.50.0030.00616.95
7.2.40.0110.00716.81
7.2.30.0000.01716.95
7.2.20.0130.00616.95
7.2.10.0030.00916.91
7.2.00.0040.01118.21
7.1.250.0080.00415.84
7.1.240.0100.00715.85
7.1.230.0030.00716.08
7.1.220.0070.00715.86
7.1.210.0000.00915.92
7.1.200.0030.01015.58
7.1.190.0110.00415.95
7.1.180.0120.00015.84
7.1.170.0040.00415.83
7.1.160.0030.00615.96
7.1.150.0030.01015.79
7.1.140.0060.00615.78
7.1.130.0080.00815.85
7.1.120.0090.00615.87
7.1.110.0060.00615.71
7.1.100.0000.01017.03
7.1.90.0090.00615.96
7.1.80.0030.01415.98
7.1.70.0050.00716.54
7.1.60.0050.01217.73
7.1.50.0100.01016.48
7.1.40.0060.00615.84
7.1.30.0070.00315.61
7.1.20.0030.00915.79
7.1.10.0050.00515.88
7.1.00.0090.03619.23
7.0.330.0000.01215.23
7.0.320.0000.01715.55
7.0.310.0100.00315.38
7.0.300.0030.01015.42
7.0.290.0000.01915.58
7.0.280.0050.01415.30
7.0.270.0080.00715.29
7.0.260.0060.00915.58
7.0.250.0120.00815.61
7.0.240.0080.01115.33
7.0.230.0030.00815.38
7.0.220.0100.00315.48
7.0.210.0060.00915.46
7.0.200.0030.01016.34
7.0.190.0030.01015.37
7.0.180.0060.00615.47
7.0.170.0000.01115.39
7.0.160.0100.00715.67
7.0.150.0070.00415.48
7.0.140.0030.04118.72
7.0.130.0000.01115.72
7.0.120.0000.01315.34
7.0.110.0050.00915.37
7.0.100.0050.00515.57
7.0.90.0000.01615.35
7.0.80.0080.00615.63
7.0.70.0000.01415.68
7.0.60.0020.04917.79
7.0.50.0080.02116.79
7.0.40.0050.02716.75
7.0.30.0220.03716.94
7.0.20.0130.03317.02
7.0.10.0070.02516.72
7.0.00.0050.04316.93
5.6.380.0040.00814.21
5.6.370.0090.00614.71
5.6.360.0060.01014.67
5.6.350.0070.00714.32
5.6.340.0060.00914.20
5.6.330.0060.00914.43
5.6.320.0090.00914.33
5.6.310.0040.01114.44
5.6.300.0000.01214.50
5.6.290.0040.00814.58
5.6.280.0080.03617.81
5.6.270.0040.01114.46
5.6.260.0040.01114.53
5.6.250.0070.01014.39
5.6.240.0160.00014.38
5.6.230.0130.00014.56
5.6.220.0130.00014.20
5.6.210.0070.03117.51
5.6.200.0080.03016.38
5.6.190.0060.02517.33
5.6.180.2110.02517.73
5.6.170.0180.03517.42
5.6.160.0080.02117.56
5.6.150.0070.03516.29
5.6.140.0050.04316.32
5.6.130.0040.04916.34
5.6.120.0030.04917.79
5.6.110.0090.04617.75
5.6.100.0060.03417.62
5.6.90.0050.02517.79
5.6.80.0100.03017.27
5.6.70.0120.00414.12
5.6.60.0070.00414.26
5.6.50.0000.00814.54
5.6.40.0040.00814.27
5.6.30.0130.00014.34
5.6.20.0130.00314.16
5.6.10.0060.00314.37
5.6.00.0060.00814.49
5.5.380.0000.01311.60
5.5.370.0040.00711.60
5.5.360.0050.00511.60
5.5.350.0050.03316.07
5.5.340.0050.02814.82
5.5.330.0070.04216.09
5.5.320.0030.02515.98
5.5.310.0250.03916.03
5.5.300.0000.05114.82
5.5.290.0070.03714.82
5.5.280.0090.03216.29
5.5.270.0030.02616.22
5.5.260.0080.04316.24
5.5.250.0040.02716.14
5.5.240.0050.02615.96
5.5.230.0030.00611.60
5.5.220.0100.00011.60
5.5.210.0090.00311.60
5.5.200.0030.00311.60
5.5.190.0060.00411.60
5.5.180.0000.01211.60
5.5.170.0030.01011.60
5.5.160.0000.00711.60
5.5.150.0030.00611.60
5.5.140.0060.00311.60
5.5.130.0080.00311.60
5.5.120.0040.00411.60
5.5.110.0050.00511.60
5.5.100.0000.01111.60
5.5.90.0100.00011.60
5.5.80.0070.00011.60
5.5.70.0030.00711.60
5.5.60.0000.00911.60
5.5.50.0090.00311.60
5.5.40.0000.01011.60
5.5.30.0080.00411.60
5.5.20.0030.00611.60
5.5.10.0040.00711.60
5.5.00.0040.00411.60
5.4.450.0380.02515.65
5.4.440.0620.02515.63
5.4.430.0500.03515.65
5.4.420.0430.00315.53
5.4.410.0020.04715.19
5.4.400.0100.03415.09
5.4.390.0160.02615.20
5.4.380.0210.02615.07
5.4.370.0100.01815.23
5.4.360.0050.02215.13
5.4.350.0060.02211.89
5.4.340.0030.02811.89
5.4.330.0000.01011.60
5.4.320.0080.02212.13
5.4.310.0050.02712.13
5.4.300.0040.02212.13
5.4.290.0080.02812.13
5.4.280.0060.03112.07
5.4.270.0080.02612.07
5.4.260.0040.03412.07
5.4.250.0090.02912.08
5.4.240.0070.03012.08
5.4.230.0040.03712.07
5.4.220.0050.03412.07
5.4.210.0080.04012.07
5.4.200.0080.03212.07
5.4.190.0070.03412.07
5.4.180.0070.03912.07
5.4.170.0050.03412.07
5.4.160.0100.02612.07
5.4.150.0070.02712.07
5.4.140.0080.03711.91
5.4.130.0040.03411.91
5.4.120.0080.02911.89
5.4.110.0090.03011.88
5.4.100.0070.03111.88
5.4.90.0050.03411.88
5.4.80.0040.03711.88
5.4.70.0050.02811.88
5.4.60.0100.02311.88
5.4.50.0040.02411.88
5.4.40.0060.02111.88
5.4.30.0100.02311.88
5.4.20.0080.03311.87
5.4.10.0070.03111.88
5.4.00.0060.03111.62
5.3.290.0030.02512.26
5.3.280.0070.02712.23
5.3.270.0040.02512.24
5.3.260.0050.02312.23
5.3.250.0100.01712.23
5.3.240.0090.01812.23
5.3.230.0040.02312.23
5.3.220.0040.02312.21
5.3.210.0110.01712.21
5.3.200.0050.02512.21
5.3.190.0030.02512.21
5.3.180.0030.02412.21
5.3.170.0040.02312.21
5.3.160.0030.02212.21
5.3.150.0050.02212.21
5.3.140.0050.02212.21
5.3.130.0060.02212.21
5.3.120.0060.02212.21
5.3.110.0050.02412.21
5.3.100.0020.02511.95
5.3.90.0040.02411.94
5.3.80.0080.02811.94
5.3.70.0080.02111.94
5.3.60.0040.02111.93
5.3.50.0050.02811.90
5.3.40.0060.03511.90
5.3.30.0070.02711.88
5.3.20.0070.02711.77
5.3.10.0100.02011.75
5.3.00.0090.03211.75
5.2.170.0110.02210.50
5.2.160.0080.02210.50
5.2.150.0070.02610.50
5.2.140.0090.02310.50
5.2.130.0040.02810.48
5.2.120.0070.02410.48
5.2.110.0070.02410.48
5.2.100.0050.01910.48
5.2.90.0020.02410.48
5.2.80.0050.01710.48
5.2.70.0050.01710.48
5.2.60.0080.01610.45
5.2.50.0060.01910.44
5.2.40.0090.01610.42
5.2.30.0100.01410.41
5.2.20.0070.01410.41
5.2.10.0050.01810.38
5.2.00.0070.01510.30
5.1.60.0040.0149.95
5.1.50.0060.0149.95
5.1.40.0070.0149.93
5.1.30.0070.01410.11
5.1.20.0050.01410.12
5.1.10.0060.0149.98
5.1.00.0050.0139.98
5.0.50.0060.0119.22
5.0.40.0070.0099.14
5.0.30.0060.0159.05
5.0.20.0040.0139.04
5.0.10.0040.0119.03
5.0.00.0050.0159.02
4.4.90.0020.0128.19
4.4.80.0040.0098.18
4.4.70.0020.0108.18
4.4.60.0030.0098.18
4.4.50.0040.0098.19
4.4.40.0020.0168.15
4.4.30.0040.0098.18
4.4.20.0030.0098.22
4.4.10.0020.0148.22
4.4.00.0030.0148.18
4.3.110.0010.0148.13
4.3.100.0020.0128.13
4.3.90.0060.0078.12
4.3.80.0040.0208.09
4.3.70.0030.0128.11
4.3.60.0020.0128.11
4.3.50.0020.0138.12
4.3.40.0050.0128.07
4.3.30.0030.0097.44
4.3.20.0020.0117.43
4.3.10.0020.0117.41
4.3.00.0070.0189.04

preferences:
42.85 ms | 400 KiB | 5 Q