3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s1 = '<?xml version="1.0"?> <!DOCTYPE lolz [ <!ENTITY lol "lol"> <!ENTITY lol1 "&lol;&lol;&lol;&lol;&lol;&lol;&lol;&lol;&lol;&lol;"> <!ENTITY lol2 "&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;"> <!ENTITY lol3 "&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;"> <!ENTITY lol4 "&lol3;&lol3;&lol3;&lol3;&lol3;&lol3;&lol3;&lol3;&lol3;&lol3;"> <!ENTITY lol5 "&lol4;&lol4;&lol4;&lol4;&lol4;&lol4;&lol4;&lol4;&lol4;&lol4;"> <!ENTITY lol6 "&lol5;&lol5;&lol5;&lol5;&lol5;&lol5;&lol5;&lol5;&lol5;&lol5;"> <!ENTITY lol7 "&lol6;&lol6;&lol6;&lol6;&lol6;&lol6;&lol6;&lol6;&lol6;&lol6;"> <!ENTITY lol8 "&lol7;&lol7;&lol7;&lol7;&lol7;&lol7;&lol7;&lol7;&lol7;&lol7;"> <!ENTITY lol9 "&lol8;&lol8;&lol8;&lol8;&lol8;&lol8;&lol8;&lol8;&lol8;&lol8;"> ]> <lolz>&lol9;</lolz>'; $s2 = '<?xml version="1.0"?><!DOCTYPE kaboom [ <!ENTITY a "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"> ]> <kaboom>&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;</kaboom>'; $doc = new DOMDocument(); $doc->loadXML($s1); echo strlen($doc->lastChild->nodeValue); $doc = new DOMDocument(); $doc->loadXML($s2); echo strlen($doc->lastChild->nodeValue);

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)
8.3.40.0150.00018.92
8.3.30.0070.00719.51
8.3.20.0040.00420.66
8.3.10.0040.00422.36
8.3.00.0030.00518.00
8.2.170.0110.01122.96
8.2.160.0140.00020.91
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0030.00621.41
8.2.110.0090.00020.97
8.2.100.0040.00718.12
8.2.90.0040.00418.28
8.2.80.0060.00317.97
8.2.70.0040.00418.00
8.2.60.0000.00818.30
8.2.50.0060.00318.07
8.2.40.0030.00718.47
8.2.30.0000.00918.37
8.2.20.0000.00818.28
8.2.10.0050.00318.43
8.2.00.0000.00818.11
8.1.270.0060.01224.09
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.32
8.1.230.0040.00822.45
8.1.220.0000.00818.16
8.1.210.0030.00619.22
8.1.200.0030.00717.61
8.1.190.0040.00417.48
8.1.180.0030.00518.10
8.1.170.0030.00618.82
8.1.160.0070.00022.54
8.1.150.0000.00819.18
8.1.140.0040.00417.75
8.1.130.0040.00418.23
8.1.120.0000.00717.90
8.1.110.0030.00517.75
8.1.100.0020.00517.69
8.1.90.0050.00217.68
8.1.80.0050.00217.77
8.1.70.0000.00817.72
8.1.60.0030.00717.95
8.1.50.0000.00817.92
8.1.40.0000.00817.88
8.1.30.0040.00417.86
8.1.20.0050.00317.86
8.1.10.0050.00317.98
8.1.00.0060.00317.89
8.0.300.0030.00620.35
8.0.290.0000.00817.13
8.0.280.0040.00418.76
8.0.270.0000.00817.53
8.0.260.0040.00717.63
8.0.250.0000.00717.41
8.0.240.0040.00417.41
8.0.230.0000.00717.36
8.0.220.0030.00317.36
8.0.210.0040.00417.08
8.0.200.0000.00717.16
8.0.190.0040.00417.37
8.0.180.0040.00417.30
8.0.170.0000.00817.29
8.0.160.0050.00217.29
8.0.150.0080.00017.16
8.0.140.0060.00317.20
8.0.130.0060.00013.79
8.0.120.0030.00617.16
8.0.110.0040.00417.26
8.0.100.0070.00017.28
8.0.90.0030.00517.14
8.0.80.0030.01917.21
8.0.70.0040.00417.23
8.0.60.0060.00317.18
8.0.50.0040.00417.19
8.0.30.0140.00717.35
8.0.20.0090.01217.69
8.0.10.0050.00217.18
8.0.00.0130.00917.17
7.4.330.0000.00515.35
7.4.320.0030.00316.93
7.4.300.0000.00616.96
7.4.290.0030.00317.02
7.4.280.0060.00316.83
7.4.270.0050.00217.00
7.4.260.0070.00416.93
7.4.250.0060.00316.82
7.4.240.0040.00416.90
7.4.230.0040.00416.84
7.4.220.0060.01316.89
7.4.210.0040.01116.81
7.4.200.0040.00416.91
7.4.160.0120.01216.92
7.4.150.0100.01017.40
7.4.140.0120.01117.86
7.4.130.0100.00716.83
7.4.120.0120.01016.81
7.4.110.0100.00717.09
7.4.100.0140.00416.70
7.4.90.0140.00316.82
7.4.80.0120.00619.39
7.4.70.0040.01316.78
7.4.60.0110.00616.86
7.4.50.0000.00616.80
7.4.40.0150.00916.89
7.4.30.0100.00716.98
7.4.00.0060.01115.07
7.3.330.0000.00513.55
7.3.320.0050.00013.16
7.3.310.0000.00716.31
7.3.300.0000.00716.53
7.3.290.0130.00616.54
7.3.280.0090.00716.54
7.3.270.0090.01217.40
7.3.260.0090.00916.57
7.3.250.0110.00616.71
7.3.240.0040.01416.72
7.3.230.0100.00716.82
7.3.210.0130.00616.67
7.3.200.0110.00719.39
7.3.190.0110.00716.73
7.3.180.0130.00316.68
7.3.170.0080.00816.65
7.3.160.0060.00916.54
7.3.120.0090.00914.96
7.3.110.0030.01014.91
7.3.100.0060.00914.86
7.3.90.0040.01515.04
7.3.80.0000.01314.99
7.3.70.0030.01214.91
7.3.60.0070.01014.83
7.3.50.0130.00314.90
7.3.40.0070.00714.68
7.3.30.0170.00315.08
7.3.20.0100.00016.80
7.3.10.0050.00516.60
7.3.00.0030.00917.00
7.2.330.0070.01116.61
7.2.320.0060.01916.68
7.2.310.0060.01116.83
7.2.300.0090.01216.69
7.2.290.0110.00516.58
7.2.250.0100.01015.07
7.2.240.0030.01615.35
7.2.230.0000.01415.44
7.2.220.0150.00415.52
7.2.210.0030.01015.20
7.2.200.0000.01115.18
7.2.190.0150.00015.00
7.2.180.0040.00815.15
7.2.170.0120.00315.11
7.2.60.0110.00416.94
7.2.00.0060.00319.48
7.1.330.0030.01016.18
7.1.320.0030.01615.83
7.1.310.0060.00916.11
7.1.300.0030.01015.63
7.1.290.0060.00616.02
7.1.280.0060.00616.00
7.1.270.0060.00915.81
7.1.260.0040.01116.00
7.1.200.0100.00315.79
7.1.100.0060.00618.28
7.1.70.0070.00317.19
7.1.60.0190.00019.40
7.1.50.0000.02317.02
7.1.00.0070.07322.58
7.0.200.0040.00416.91
7.0.140.0030.07322.10
7.0.60.0130.06320.18
7.0.50.0170.04317.91
7.0.40.0170.03320.26
7.0.30.0500.07720.20
7.0.20.0230.04320.29
7.0.10.0300.06720.29
7.0.00.0170.07320.34
5.6.280.0130.06021.11
5.6.210.0100.08320.63
5.6.200.0100.07718.30
5.6.190.0030.04720.62
5.6.180.0270.06320.86
5.6.170.0270.07720.79
5.6.160.0030.04320.72
5.6.150.0000.07018.34
5.6.140.0030.04318.34
5.6.130.0130.07718.32
5.6.120.0000.05721.31
5.6.110.0030.05721.29
5.6.100.0070.05021.30
5.6.90.0130.05021.16
5.6.80.0030.08320.72
5.6.70.4600.04020.60
5.5.350.0070.08320.66
5.5.340.0100.08018.08
5.5.330.0170.07320.69
5.5.320.0030.08020.56
5.5.310.0170.04320.58
5.5.300.0030.04318.21
5.5.290.0030.08318.26
5.5.280.0030.04321.08
5.5.270.0100.05721.00
5.5.260.0100.08021.03
5.5.250.0230.07020.79
5.5.240.0130.03020.40
5.4.450.0370.04019.74
5.4.440.0600.04319.65
5.4.430.0370.04019.52
5.4.420.0430.04019.63
5.4.410.0370.04719.55
5.4.400.0270.03319.38
5.4.390.0700.04019.38
5.4.380.0770.05718.96
5.4.370.0700.06318.84
5.4.360.0800.05018.82
5.4.350.0770.05318.86
5.4.340.0800.04718.79
5.4.320.0020.04012.80
5.4.310.0090.04312.80
5.4.300.0070.04212.80
5.4.290.0080.03612.80
5.4.280.0090.03212.70
5.4.270.0050.04112.70
5.4.260.0100.03612.69
5.4.250.0050.04512.70
5.4.240.0030.03912.69
5.4.230.0070.03812.69
5.4.220.0020.04112.69
5.4.210.0070.03412.68
5.4.200.0110.03312.68
5.4.190.0040.03912.68
5.4.180.0090.05012.68
5.4.170.0050.03912.70
5.4.160.0050.03912.69
5.4.150.0110.03712.69
5.4.140.0060.04712.37
5.4.130.0060.03512.36
5.4.120.0040.03812.31
5.4.110.0060.03812.31
5.4.100.0050.03712.31
5.4.90.0070.03812.31
5.4.80.0100.03412.31
5.4.70.0070.03412.31
5.4.60.0050.03712.30
5.4.50.0070.03512.31
5.4.40.0080.03412.29
5.4.30.0080.03412.29
5.4.20.0020.04012.29
5.4.10.0050.03712.29
5.4.00.0090.04011.79
5.3.290.0050.03913.06
5.3.280.0070.03712.98
5.3.270.0060.05413.00
5.3.260.0080.04813.00
5.3.250.0050.04113.00
5.3.240.0090.03813.00
5.3.230.0060.04112.99
5.3.220.0040.04012.96
5.3.210.0040.04312.96
5.3.200.0080.03612.96
5.3.190.0080.03812.96
5.3.180.0080.03612.96
5.3.170.0070.03712.96
5.3.160.0100.03412.96
5.3.150.0070.04112.96
5.3.140.0080.03712.95
5.3.130.0090.05712.95
5.3.120.0090.05912.94
5.3.110.0100.05412.94
5.3.100.0130.03612.42
5.3.90.0070.04512.40
5.3.80.0050.03812.39
5.3.70.0070.03712.40
5.3.60.0040.03912.38
5.3.50.0090.03412.33
5.3.40.0040.04512.33
5.3.30.0060.04512.29
5.3.20.0050.03712.07
5.3.10.0050.03712.03
5.3.00.0110.03512.02
5.2.170.0040.0339.52
5.2.160.0050.0299.52
5.2.150.0070.0299.52
5.2.140.0050.0319.52
5.2.130.0070.0279.48
5.2.120.0090.0289.47
5.2.110.0060.0319.48
5.2.100.0090.0239.47
5.2.90.0070.0269.47
5.2.80.0090.0269.47
5.2.70.0050.0439.48
5.2.60.0060.0449.43
5.2.50.0080.0329.39
5.2.40.0020.0329.38
5.2.30.0050.0369.35
5.2.20.0030.0309.33
5.2.10.0050.0279.26
5.2.00.0030.0319.12
5.1.60.0100.0388.40
5.1.50.0030.0348.39
5.1.40.0060.0358.38
5.1.30.0050.0348.73
5.1.20.0030.0308.75
5.1.10.0040.0268.47
5.1.00.0080.0288.47
5.0.50.0030.0236.96
5.0.40.0010.0226.81
5.0.30.0030.0326.63
5.0.20.0040.0206.60
5.0.10.0030.0216.57
5.0.00.0030.0306.56
4.4.90.0010.0164.78
4.4.80.0000.0184.75
4.4.70.0040.0144.75
4.4.60.0020.0164.75
4.4.50.0020.0164.77
4.4.40.0030.0244.71
4.4.30.0010.0164.76
4.4.20.0030.0144.85
4.4.10.0010.0174.85
4.4.00.0050.0224.76
4.3.110.0030.0154.67
4.3.100.0040.0134.67
4.3.90.0020.0164.64
4.3.80.0050.0254.59
4.3.70.0020.0164.63
4.3.60.0020.0164.63
4.3.50.0020.0174.63
4.3.40.0050.0214.54
4.3.30.0030.0143.29
4.3.20.0030.0143.26
4.3.10.0020.0153.22
4.3.00.0030.01715.90

preferences:
40.82 ms | 400 KiB | 5 Q