3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bar = new Bar; $foo = new Foo; class Bar { Ipublic function __get($x) { IIglobal $foo; I} } class Foo { Ipublic function __get($x) { IIglobal $bar; II$bar->lol; I} } $foo->blah--; ?>

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)
5.4.250.0060.03812.38
5.4.240.0070.03512.38
5.4.230.0040.04012.38
5.4.220.0060.03512.38
5.4.210.0040.03812.38
5.4.200.0060.03712.37
5.4.190.0050.03612.37
5.4.180.0050.03612.37
5.4.170.0070.03512.38
5.4.160.0080.03412.37
5.4.150.0050.03512.37
5.4.140.0060.03612.06
5.4.130.0020.03812.04
5.4.120.0080.03412.01
5.4.110.0070.03412.00
5.4.100.0050.03812.00
5.4.90.0050.03812.00
5.4.80.0040.04012.00
5.4.70.0050.03912.00
5.4.60.0050.03512.00
5.4.50.0040.03812.00
5.4.40.0060.03411.99
5.4.30.0060.03611.98
5.4.20.0070.04011.98
5.4.10.0060.03811.98
5.4.00.0080.03511.47
5.3.280.0040.03812.71
5.3.270.0080.03712.72
5.3.260.0060.03812.72
5.3.250.0050.03812.72
5.3.240.0070.03512.72
5.3.230.0060.03812.71
5.3.220.0060.03812.68
5.3.210.0070.03812.68
5.3.200.0070.03712.68
5.3.190.0070.03612.68
5.3.180.0090.03412.67
5.3.170.0050.03612.67
5.3.160.0070.03612.67
5.3.150.0050.03812.67
5.3.140.0070.03512.66
5.3.130.0070.04312.66
5.3.120.0060.04112.66
5.3.110.0080.03812.66
5.3.100.0050.04112.12
5.3.90.0050.03712.09
5.3.80.0040.03612.08
5.3.70.0050.03712.07
5.3.60.0040.03712.06
5.3.50.0050.03812.00
5.3.40.0040.03612.00
5.3.30.0050.03511.96
5.3.20.0040.03511.74
5.3.10.0040.03611.70
5.3.00.0050.03511.68
5.2.170.0070.0299.19
5.2.160.0060.0299.19
5.2.150.0030.0339.19
5.2.140.0070.0299.18
5.2.130.0040.0299.14
5.2.120.0050.0299.15
5.2.110.0040.0309.15
5.2.100.0050.0309.15
5.2.90.0080.0269.15
5.2.80.0040.0329.14
5.2.70.0040.0319.14
5.2.60.0030.0329.09
5.2.50.0040.0319.06
5.2.40.0040.0319.04
5.2.30.0050.0309.02
5.2.20.0050.0339.01
5.2.10.0040.0298.91
5.2.00.0040.0308.77
5.1.60.0030.0248.06
5.1.50.0060.0258.06
5.1.40.0040.0278.04
5.1.30.0050.0298.39
5.1.20.0040.0308.42
5.1.10.0040.0258.14
5.1.00.0070.0238.13
5.0.50.0040.0236.62
5.0.40.0040.0196.47
5.0.30.0010.0336.29
5.0.20.0030.0236.26
5.0.10.0040.0186.23
5.0.00.0040.0306.22
4.4.90.0020.0154.78
4.4.80.0040.0194.76
4.4.70.0030.0194.75
4.4.60.0030.0174.75
4.4.50.0040.0154.77
4.4.40.0020.0254.71
4.4.30.0040.0164.76
4.4.20.0020.0204.85
4.4.10.0010.0194.85
4.4.00.0010.0284.76
4.3.110.0020.0174.67
4.3.100.0020.0154.66
4.3.90.0010.0164.63
4.3.80.0020.0254.58
4.3.70.0020.0144.63
4.3.60.0020.0154.63
4.3.50.0020.0154.63
4.3.40.0040.0234.54
4.3.30.0010.0173.29
4.3.20.0020.0163.27
4.3.10.0040.0133.23
4.3.00.0100.0206.40

preferences:
146.73 ms | 1394 KiB | 7 Q