3v4l.org

run code in 300+ PHP versions simultaneously
<?php $doc = new DOMDocument; $docEl = $doc->appendChild($doc->createElement('foo')); echo memory_get_usage() . "\n"; $docEl->appendChild($doc->createElement('foo')); echo memory_get_usage() . "\n"; $docEl->appendChild($doc->createElement('foo')); echo memory_get_usage() . "\n"; $docEl->appendChild($doc->createElement('foo')); echo memory_get_usage() . "\n"; $docEl->appendChild($doc->createElement('foo')); echo memory_get_usage() . "\n"; $docEl->appendChild($doc->createElement('foo')); echo memory_get_usage() . "\n";

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)
7.3.10.0030.00916.61
7.3.00.0070.00716.81
7.2.130.0000.01017.03
7.2.120.0080.00816.64
7.2.110.0090.00616.83
7.2.100.0030.00616.76
7.2.90.0070.00716.89
7.2.80.0030.01417.12
7.2.70.0080.00616.79
7.2.60.0070.00716.95
7.2.50.0100.00317.09
7.2.40.0030.00616.81
7.2.30.0080.00816.81
7.2.20.0100.00316.57
7.2.10.0070.00716.67
7.2.00.0030.01017.89
7.1.250.0000.01215.63
7.1.70.0080.00017.16
7.1.60.0130.01019.32
7.1.50.0070.01016.57
7.1.00.0030.03322.54
7.0.200.0070.00016.75
7.0.140.0070.07022.10
7.0.100.0070.04019.90
7.0.90.0030.04319.94
7.0.80.0070.04320.03
7.0.70.0100.03319.82
7.0.60.0130.04719.91
7.0.50.0200.05320.27
7.0.40.0200.07020.17
7.0.30.0030.09020.14
7.0.20.0230.06720.05
7.0.10.0070.08319.95
7.0.00.0070.07319.94
5.6.280.0100.07020.91
5.6.250.0000.05020.64
5.6.240.0030.04020.59
5.6.230.0030.04320.63
5.6.220.0100.03720.56
5.6.210.0030.04020.55
5.6.200.0070.03321.08
5.6.190.0000.08721.13
5.6.180.0130.08320.95
5.6.170.0100.08321.04
5.6.160.0070.09021.04
5.6.150.0030.08720.93
5.6.140.0030.08321.07
5.6.130.0130.07721.13
5.6.120.0070.08721.12
5.6.110.0030.07021.16
5.6.100.0170.07721.12
5.6.90.0170.05720.92
5.6.80.0100.06020.46
5.6.70.0100.07720.54
5.6.60.0170.06020.37
5.6.50.0100.08020.33
5.6.40.0070.04320.38
5.6.30.0070.04320.52
5.6.20.0070.07320.45
5.6.10.0030.08320.36
5.6.00.0070.08020.29
5.5.380.0170.02720.41
5.5.370.0100.03320.54
5.5.360.0030.04720.38
5.5.350.0030.03320.36
5.5.340.0070.06320.64
5.5.330.0100.08020.88
5.5.320.0070.07020.73
5.5.310.0100.06320.73
5.5.300.0070.09020.85
5.5.290.0000.09020.64
5.5.280.0030.07320.72
5.5.270.0100.06320.91
5.5.260.0030.08720.91
5.5.250.0070.08020.71
5.5.240.0070.07020.28
5.5.230.0030.08720.30
5.5.220.0230.06720.13
5.5.210.0070.08320.10
5.5.200.0000.08320.22
5.5.190.0130.07720.27
5.5.180.0070.07320.23
5.5.160.0100.07020.26
5.5.150.0170.07019.96
5.5.140.0100.07720.21
5.5.130.0100.07320.25
5.5.120.0170.05020.23
5.5.110.0070.07720.17
5.5.100.0130.06719.95
5.5.90.0130.04720.15
5.5.80.0070.07720.05
5.5.70.0100.07320.14
5.5.60.0130.05720.15
5.5.50.0000.08019.96
5.5.40.0130.07319.95
5.5.30.0170.07320.14
5.5.20.0100.05719.92
5.5.10.0030.08020.11
5.5.00.0170.03719.96
5.4.450.0130.07719.43
5.4.440.0070.06719.45
5.4.430.0100.04719.35
5.4.420.0100.05019.45
5.4.410.0000.08319.22
5.4.400.0100.07319.08
5.4.390.0100.07318.89
5.4.380.0130.06319.12
5.4.370.0030.08319.02
5.4.360.0070.07719.05
5.4.350.0170.06018.98
5.4.340.0230.04018.78
5.4.320.0070.07318.97
5.4.310.0130.05719.04
5.4.300.0070.07719.12
5.4.290.0000.08319.11
5.4.280.0130.07319.17
5.4.270.0030.07319.04
5.4.260.0000.08019.14
5.4.250.0130.06018.93
5.4.240.0130.07019.11
5.4.230.0100.06019.04
5.4.220.0130.07319.22
5.4.210.0100.07018.93
5.4.200.0070.07319.02
5.4.190.0070.07718.79
5.4.180.0100.04019.13
5.4.170.0030.08018.95
5.4.160.0070.03319.00
5.4.150.0030.08318.92
5.4.140.0030.05016.32
5.4.130.0100.05016.32
5.4.120.0100.03716.41
5.4.110.0200.05716.38
5.4.100.0070.03316.36
5.4.90.0070.07316.36
5.4.80.0030.07716.39
5.4.70.0070.07016.25
5.4.60.0070.07016.30
5.4.50.0130.06716.21
5.4.40.0070.07316.43
5.4.30.0130.06716.23
5.4.20.0100.06316.36
5.4.10.0070.07016.27
5.4.00.0130.07015.71
5.3.290.0070.07314.52
5.3.280.0030.07714.61
5.3.270.0070.07714.56
5.3.260.0030.06714.48
5.3.250.0100.04714.61
5.3.240.0070.07314.44
5.3.230.0030.06014.47
5.3.220.0070.07314.53
5.3.210.0070.06714.55
5.3.200.0030.07314.54
5.3.190.0000.07314.40
5.3.180.0070.07714.47
5.3.170.0070.08014.51
5.3.160.0070.07314.47
5.3.150.0130.06714.56
5.3.140.0100.07014.38
5.3.130.0100.07314.54
5.3.120.0130.03714.48
5.3.110.0070.08014.41
5.3.100.0100.06713.89
5.3.90.0070.07313.89
5.3.80.0070.05014.02
5.3.70.0070.07313.99
5.3.60.0000.07713.96
5.3.50.0100.06313.92
5.3.40.0030.07713.70
5.3.30.0030.06313.90
5.3.20.0100.07013.68
5.3.10.0170.06013.64
5.3.00.0100.06713.62
5.2.170.0100.05712.16
5.2.160.0270.04312.16
5.2.150.0070.06312.16
5.2.140.0070.05712.16
5.2.130.0000.06712.16
5.2.120.0100.06012.16
5.2.110.0030.05712.16
5.2.100.0100.05712.16
5.2.90.0070.04312.16
5.2.80.0030.06312.16
5.2.70.0070.06012.16
5.2.60.0070.06012.16
5.2.50.0030.06012.16
5.2.40.0030.06012.16
5.2.30.0000.07312.16
5.2.20.0130.05012.16
5.2.10.0070.06012.16
5.2.00.0030.05712.16
5.1.60.0030.05012.16
5.1.50.0070.04712.16
5.1.40.0030.05312.16
5.1.30.0030.05712.16
5.1.20.0070.05312.16
5.1.10.0030.06012.16
5.1.00.0100.04712.16
5.0.50.0030.03712.16
5.0.40.0070.04012.16
5.0.30.0070.03012.16
5.0.20.0030.02012.16
5.0.10.0000.04712.16
5.0.00.0030.06312.16
4.4.90.0030.03712.16
4.4.80.0030.03312.16
4.4.70.0030.03012.16
4.4.60.0030.03712.16
4.4.50.0030.03312.16
4.4.40.0030.06312.16
4.4.30.0000.02012.16
4.4.20.0070.03312.16
4.4.10.0030.03312.16
4.4.00.0000.05712.16
4.3.110.0030.02012.16
4.3.100.0000.02312.16
4.3.90.0070.03012.16
4.3.80.0000.03312.16
4.3.70.0030.03312.16
4.3.60.0000.02012.16
4.3.50.0030.01712.16
4.3.40.0000.04312.16
4.3.30.0000.03712.16
4.3.20.0030.02712.16
4.3.10.0030.03012.16
4.3.00.0000.03712.16

preferences:
33.06 ms | 400 KiB | 5 Q