3v4l.org

run code in 300+ PHP versions simultaneously
<?php $doc = new DOMDocument('1.0', 'utf-8'); $rss = $doc->appendChild($doc->createElement('rss')); $channel = $rss->appendChild($doc->createElement('channel')); $channel->setAttribute('xmlns:g', 'http://foo.com/foo/bar/baz'); $item = $channel->appendChild($doc->createElement('item')); $foo = $item->appendChild($doc->createElement('g:foo')); $foo->appendChild($doc->createTextNode('bar')); echo $doc->saveXML() . "\n"; $xpath = new DOMXPath($doc); var_dump($xpath->query('/rss/channel')->item(0));

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)
8.3.60.0040.01118.68
8.3.50.0110.00921.39
8.3.40.0150.00619.09
8.3.30.0070.00720.72
8.3.20.0060.00320.30
8.3.10.0080.00022.33
8.3.00.0050.00322.76
8.2.180.0120.00616.73
8.2.170.0040.01122.96
8.2.160.0140.00022.51
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0000.01017.75
8.2.110.0060.00322.45
8.2.100.0030.00918.00
8.2.90.0000.00819.59
8.2.80.0030.00617.97
8.2.70.0050.00318.00
8.2.60.0070.00218.30
8.2.50.0030.00518.28
8.2.40.0040.00420.65
8.2.30.0030.00519.66
8.2.20.0040.00417.98
8.2.10.0080.00017.91
8.2.00.0070.00417.91
8.1.280.0080.00825.92
8.1.270.0030.00524.15
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0030.00722.80
8.1.230.0000.01220.55
8.1.220.0030.00618.03
8.1.210.0000.00818.77
8.1.200.0060.00317.60
8.1.190.0060.00317.47
8.1.180.0090.00018.10
8.1.170.0000.00818.95
8.1.160.0070.00019.20
8.1.150.0040.00420.53
8.1.140.0050.00217.78
8.1.130.0040.00418.14
8.1.120.0000.00717.77
8.1.110.0000.00717.83
8.1.100.0080.00017.56
8.1.90.0000.00717.70
8.1.80.0040.00417.79
8.1.70.0000.00717.64
8.1.60.0040.00417.79
8.1.50.0040.00417.68
8.1.40.0050.00317.70
8.1.30.0040.00417.96
8.1.20.0040.00418.09
8.1.10.0070.00017.81
8.1.00.0050.00517.90
8.0.300.0040.00418.77
8.0.290.0050.00317.00
8.0.280.0040.00418.63
8.0.270.0000.00817.52
8.0.260.0000.00717.09
8.0.250.0000.00717.12
8.0.240.0050.00217.36
8.0.230.0030.00317.34
8.0.220.0030.00317.25
8.0.210.0000.00817.26
8.0.200.0000.00717.32
8.0.190.0030.00517.33
8.0.180.0050.00217.17
8.0.170.0080.00017.29
8.0.160.0050.00217.13
8.0.150.0040.00417.14
8.0.140.0040.00417.25
8.0.130.0060.00013.70
8.0.120.0040.00417.01
8.0.110.0020.00517.18
8.0.100.0050.00217.19
8.0.90.0040.00417.18
8.0.80.0090.01017.16
8.0.70.0040.00417.23
8.0.60.0030.00517.21
8.0.50.0040.00417.16
8.0.30.0100.01117.21
8.0.20.0120.00817.47
8.0.10.0050.00317.13
8.0.00.0180.00417.09
7.4.330.0000.00515.36
7.4.320.0000.00616.88
7.4.300.0000.00616.79
7.4.290.0030.00416.88
7.4.280.0030.00316.92
7.4.270.0030.00316.76
7.4.260.0060.00316.80
7.4.250.0000.00916.87
7.4.240.0060.00216.84
7.4.230.0000.00816.98
7.4.220.0080.01316.74
7.4.210.0070.00916.79
7.4.200.0050.00216.91
7.4.190.0040.00417.02
7.4.160.0110.00816.88
7.4.150.0130.01317.40
7.4.140.0090.01717.86
7.4.130.0140.00316.72
7.4.120.0070.01116.69
7.4.110.0100.01016.75
7.4.100.0080.01116.93
7.4.90.0110.00716.79
7.4.80.0100.01319.39
7.4.70.0040.01516.84
7.4.60.0100.01416.63
7.4.50.0040.00416.63
7.4.40.0000.01522.77
7.4.30.0120.01216.74
7.4.10.0070.01015.15
7.4.00.0050.01315.07
7.3.330.0030.00313.30
7.3.320.0050.00013.28
7.3.310.0040.00416.62
7.3.300.0030.00316.57
7.3.290.0150.00716.59
7.3.280.0090.01116.48
7.3.270.0130.00617.40
7.3.260.0090.00816.84
7.3.250.0130.01116.81
7.3.240.0110.01116.58
7.3.230.0100.00716.49
7.3.210.0100.00716.74
7.3.200.0080.01619.39
7.3.190.0190.00316.74
7.3.180.0110.00616.64
7.3.170.0140.00616.69
7.3.160.0060.01016.82
7.3.130.0110.00714.71
7.3.120.0030.01215.09
7.3.110.0090.00914.71
7.3.100.0080.00614.95
7.3.90.0100.00815.01
7.3.80.0030.00914.90
7.3.70.0070.01014.80
7.3.60.0080.00314.75
7.3.50.0050.00715.00
7.3.40.0070.00514.88
7.3.30.0070.00814.72
7.3.20.0080.00416.62
7.3.10.0030.01016.72
7.3.00.0070.00416.59
7.2.330.0060.01416.85
7.2.320.0040.01316.71
7.2.310.0160.01017.18
7.2.300.0070.01116.89
7.2.290.0090.00916.61
7.2.260.0070.01015.08
7.2.250.0100.00815.12
7.2.240.0050.01215.31
7.2.230.0030.01015.15
7.2.220.0080.00615.02
7.2.210.0040.00915.01
7.2.200.0040.00915.02
7.2.190.0080.00614.95
7.2.180.0020.01215.18
7.2.170.0070.00715.18
7.2.160.0040.00715.10
7.2.150.0030.00916.91
7.2.140.0060.00917.21
7.2.130.0080.00417.09
7.2.120.0030.01016.74
7.2.110.0030.01016.84
7.2.100.0040.00817.09
7.2.90.0100.00317.12
7.2.80.0000.01017.12
7.2.70.0070.01017.16
7.2.60.0070.00717.03
7.2.50.0000.01516.93
7.2.40.0070.00716.82
7.2.30.0100.00317.05
7.2.20.0030.01217.27
7.2.10.0060.00617.18
7.2.00.0070.00518.27
7.1.330.0040.01015.90
7.1.320.0080.00915.92
7.1.310.0080.00815.89
7.1.300.0070.00515.99
7.1.290.0080.00415.93
7.1.280.0100.00415.66
7.1.270.0030.01215.71
7.1.260.0050.00916.11
7.1.250.0080.00315.68
7.1.240.0080.00015.98
7.1.230.0070.00416.05
7.1.220.0030.00515.68
7.1.210.0030.01015.93
7.1.200.0070.00715.80
7.1.190.0070.01015.75
7.1.180.0140.00015.80
7.1.170.0040.00415.79
7.1.160.0030.00715.84
7.1.150.0090.00615.98
7.1.140.0090.00315.97
7.1.130.0060.00915.66
7.1.120.0150.00015.93
7.1.110.0030.01515.80
7.1.100.0070.00716.91
7.1.90.0040.00415.97
7.1.80.0060.00915.75
7.1.70.0050.00716.54
7.1.60.0080.00817.63
7.1.50.0160.01116.23
7.1.40.0040.01115.93
7.1.30.0090.00915.86
7.1.20.0040.01415.63
7.1.10.0110.00415.83
7.1.00.0050.02019.23
7.0.330.0070.00415.40
7.0.320.0060.00915.64
7.0.310.0030.00715.32
7.0.300.0080.00415.57
7.0.290.0040.00415.50
7.0.280.0000.00815.50
7.0.270.0000.01415.76
7.0.260.0030.01115.29
7.0.250.0040.01115.60
7.0.240.0060.00915.70
7.0.230.0030.01015.48
7.0.220.0120.00615.53
7.0.210.0070.01015.48
7.0.200.0190.00615.26
7.0.190.0100.00315.36
7.0.180.0100.00315.46
7.0.170.0070.00715.44
7.0.160.0100.00715.35
7.0.150.0060.00915.52
7.0.140.0080.04018.88
7.0.130.0030.00915.45
7.0.120.0000.00915.68
7.0.110.0040.01415.52
7.0.100.0050.03317.77
7.0.90.0150.02717.91
7.0.80.0220.03917.76
7.0.70.0070.03717.83
7.0.60.0110.02617.83
7.0.50.0080.04017.89
7.0.40.0030.02816.91
7.0.30.0050.04616.81
7.0.20.0070.04416.84
7.0.10.0050.04516.91
7.0.00.0050.03216.94
5.6.400.0030.00614.61
5.6.390.0090.00014.39
5.6.380.0090.00314.13
5.6.370.0130.00314.80
5.6.360.0030.00714.46
5.6.350.0070.00314.40
5.6.340.0030.00614.77
5.6.330.0000.01414.66
5.6.320.0060.01314.45
5.6.310.0060.00914.44
5.6.300.0050.00514.45
5.6.290.0030.01114.27
5.6.280.0050.03817.66
5.6.270.0040.01114.25
5.6.260.0060.00314.60
5.6.250.0070.02317.74
5.6.240.0080.04317.70
5.6.230.0070.04017.66
5.6.220.0070.03217.60
5.6.210.0050.04417.56
5.6.200.0080.04417.74
5.6.190.0070.02318.00
5.6.180.0090.04017.70
5.6.170.0060.04617.85
5.6.160.0070.02817.76
5.6.150.0060.03817.94
5.6.140.0040.02518.03
5.6.130.0100.02017.90
5.6.120.0110.02117.78
5.6.110.0100.02517.93
5.6.100.0130.02317.85
5.6.90.0040.04417.76
5.6.80.0020.03117.37
5.6.70.0080.03817.39
5.6.60.0030.03517.42
5.6.50.0150.03717.62
5.6.40.0120.03017.49
5.6.30.0080.01517.43
5.6.20.0080.01817.41
5.6.10.0070.02017.46
5.6.00.0050.02717.39
5.5.380.0080.02017.56
5.5.370.0120.03517.55
5.5.360.0020.05017.57
5.5.350.0130.03917.47
5.5.340.0030.04717.80
5.5.330.0050.02917.71
5.5.320.0070.02317.77
5.5.310.0060.02417.63
5.5.300.0070.04217.68
5.5.290.0050.04717.69
5.5.280.0070.02617.53
5.5.270.0060.04617.72
5.5.260.0090.02217.67
5.5.250.0050.03517.63
5.5.240.0030.03517.22
5.5.230.0080.04017.32
5.5.220.0120.03917.22
5.5.210.0050.04617.36
5.5.200.0050.02517.18
5.5.190.0030.03017.15
5.5.180.0060.02517.39
5.5.170.0040.01214.43
5.5.160.0020.02317.44
5.5.150.0060.02317.17
5.5.140.0050.02517.38
5.5.130.0050.01817.42
5.5.120.0050.02417.27
5.5.110.0080.01817.36
5.5.100.0030.02217.30
5.5.90.0060.01817.28
5.5.80.0030.02817.28
5.5.70.0030.02417.32
5.5.60.0110.01317.27
5.5.50.0050.02017.23
5.5.40.0080.02317.35
5.5.30.0050.02017.35
5.5.20.0000.02617.35
5.5.10.0020.03017.32
5.5.00.0050.02217.22
5.4.450.0070.04415.96
5.4.440.0050.04015.95
5.4.430.0100.04515.92
5.4.420.0070.03815.92
5.4.410.0000.03415.76
5.4.400.0070.02015.79
5.4.390.0070.02215.66
5.4.380.0070.02015.77
5.4.370.0100.03015.76
5.4.360.0070.03815.77
5.4.350.0070.02015.75
5.4.340.0030.01815.77
5.4.330.0030.01012.34
5.4.320.0050.02015.76
5.4.310.0020.02315.71
5.4.300.0030.02215.75
5.4.290.0030.01815.68
5.4.280.0030.02515.79
5.4.270.0000.02115.86
5.4.260.0020.02415.77
5.4.250.0020.02015.77
5.4.240.0030.02215.85
5.4.230.0030.01815.75
5.4.220.0050.02715.71
5.4.210.0060.02115.75
5.4.200.0130.01315.75
5.4.190.0020.02115.66
5.4.180.0000.02515.75
5.4.170.0060.01515.74
5.4.160.0080.01715.65
5.4.150.0020.01915.76
5.4.140.0030.02014.44
5.4.130.0080.01514.44
5.4.120.0020.02014.43
5.4.110.0030.02014.47
5.4.100.0020.02014.48
5.4.90.0040.02514.49
5.4.80.0000.02114.48
5.4.70.0100.01714.50
5.4.60.0070.01714.46
5.4.50.0020.01914.41
5.4.40.0040.01914.39
5.4.30.0110.01314.47
5.4.20.0040.02914.41
5.4.10.0020.02314.47
5.4.00.0000.02014.08
5.3.290.0110.01613.57
5.3.280.0060.02013.49
5.3.270.0050.02013.49
5.3.260.0050.01813.47
5.3.250.0080.01513.52
5.3.240.0050.01813.54
5.3.230.0040.01713.50
5.3.220.0060.01513.46
5.3.210.0030.01813.47
5.3.200.0080.01713.52
5.3.190.0000.02113.46
5.3.180.0020.02113.51
5.3.170.0050.01513.52
5.3.160.0050.01513.51
5.3.150.0020.02113.51
5.3.140.0060.03113.45
5.3.130.0030.01913.50
5.3.120.0050.01513.51
5.3.110.0080.01813.52
5.3.100.0010.02413.26
5.3.90.0000.02613.23
5.3.80.0050.04313.23
5.3.70.0050.03713.25
5.3.60.0050.03513.23
5.3.50.0020.03713.21
5.3.40.0070.03813.17
5.3.30.0070.02313.17
5.3.20.0030.03613.08
5.3.10.0120.03213.07
5.3.00.0070.03712.99
5.2.170.0100.05712.21
5.2.160.0130.06012.21
5.2.150.0000.06712.21
5.2.140.0070.04012.21
5.2.130.0030.07012.21
5.2.120.0030.06312.21
5.2.110.0030.06012.21
5.2.100.0030.03312.21
5.2.90.0030.07012.21
5.2.80.0030.06712.21
5.2.70.0070.06312.21
5.2.60.0070.05712.21
5.2.50.0070.02712.21
5.2.40.0030.05012.21
5.2.30.0170.03012.21
5.2.20.0000.05312.21
5.2.10.0100.04712.21
5.2.00.0100.04712.21
5.1.60.0130.04312.21
5.1.50.0070.03712.21
5.1.40.0070.05012.21
5.1.30.0070.03312.21
5.1.20.0030.03712.21
5.1.10.0030.04312.21
5.1.00.0070.05712.21
5.0.50.0100.04012.21
5.0.40.0030.04012.21
5.0.30.0070.04312.21
5.0.20.0000.02312.21
5.0.10.0000.04012.21
5.0.00.0000.03712.21
4.4.90.0030.03312.21
4.4.80.0000.01712.21
4.4.70.0030.02012.21
4.4.60.0000.03712.21
4.4.50.0030.01712.21
4.4.40.0030.02312.21
4.4.30.0000.02012.21
4.4.20.0000.04012.21
4.4.10.0070.02712.21
4.4.00.0030.04712.21
4.3.110.0070.03012.21
4.3.100.0030.01312.21
4.3.90.0030.03312.21
4.3.80.0030.05012.21
4.3.70.0100.00712.21
4.3.60.0030.02712.21
4.3.50.0000.02312.21
4.3.40.0000.02312.21
4.3.30.0000.02012.21
4.3.20.0130.02712.21
4.3.10.0030.03312.21
4.3.00.0030.01712.21

preferences:
47.57 ms | 401 KiB | 5 Q