3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo\Bar\Baz { $closureBeforeDefined = function () { return relativeFunction(); }; var_dump($closureBeforeDefined());} namespace { function relativeFunction() { return 'IN GLOBAL NAMESPACE'; } } namespace Foo\Bar\Baz { eval('namespace Foo\Bar\Baz; function relativeFunction() { return \'IN RELATIVE NAMESPACE\'; } ' $closureAfterDefined = function () { return relativeFunction(); }; var_dump($closureBeforeDefined()); var_dump($closureAfterDefined()); }

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)
5.4.320.0060.03612.52
5.4.310.0060.03712.52
5.4.300.0060.03512.52
5.4.290.0050.04012.52
5.4.280.0050.03812.41
5.4.270.0070.03712.41
5.4.260.0050.03712.41
5.4.250.0060.04312.41
5.4.240.0060.03412.41
5.4.230.0050.03712.40
5.4.220.0040.03712.41
5.4.210.0060.04112.41
5.4.200.0050.03812.41
5.4.190.0060.03412.40
5.4.180.0020.04012.40
5.4.170.0060.03412.40
5.4.160.0040.03612.40
5.4.150.0090.03212.39
5.4.140.0080.03612.09
5.4.130.0030.04112.07
5.4.120.0060.03412.03
5.4.110.0050.03612.03
5.4.100.0080.03312.03
5.4.90.0070.03612.03
5.4.80.0060.03512.04
5.4.70.0060.03612.02
5.4.60.0050.03712.03
5.4.50.0050.03512.03
5.4.40.0100.02912.02
5.4.30.0050.03912.01
5.4.20.0050.03512.00
5.4.10.0050.03412.01
5.4.00.0080.03711.50
5.3.290.0100.03812.80
5.3.280.0100.03912.71
5.3.270.0070.03712.73
5.3.260.0040.04012.72
5.3.250.0050.03812.72
5.3.240.0040.03912.72
5.3.230.0090.03712.71
5.3.220.0080.03712.68
5.3.210.0070.03712.68
5.3.200.0090.03412.68
5.3.190.0110.03512.67
5.3.180.0040.03812.68
5.3.170.0100.03312.67
5.3.160.0060.03612.67
5.3.150.0030.04112.68
5.3.140.0100.03112.66
5.3.130.0050.04012.65
5.3.120.0070.03712.65
5.3.110.0080.03512.66
5.3.100.0080.03712.13
5.3.90.0040.04112.11
5.3.80.0060.03512.09
5.3.70.0040.03712.09
5.3.60.0070.03512.09
5.3.50.0070.03412.03
5.3.40.0050.03512.03
5.3.30.0020.03711.98
5.3.20.0070.03811.77
5.3.10.0070.03411.73
5.3.00.0040.03811.72
5.2.170.0040.0309.18
5.2.160.0040.0309.18
5.2.150.0050.0379.18
5.2.140.0060.0299.18
5.2.130.0050.0289.14
5.2.120.0070.0339.14
5.2.110.0040.0299.14
5.2.100.0050.0329.14
5.2.90.0070.0349.14
5.2.80.0050.0339.14
5.2.70.0080.0329.14
5.2.60.0020.0329.09
5.2.50.0030.0339.06
5.2.40.0050.0369.04
5.2.30.0040.0329.01
5.2.20.0040.0299.00
5.2.10.0050.0278.93
5.2.00.0040.0288.79
5.1.60.0070.0258.07
5.1.50.0040.0248.06
5.1.40.0040.0248.04
5.1.30.0060.0278.40
5.1.20.0050.0258.42
5.1.10.0000.0298.14
5.1.00.0060.0258.14
5.0.50.0050.0216.62
5.0.40.0040.0176.47
5.0.30.0010.0336.29
5.0.20.0050.0236.26
5.0.10.0030.0226.24
5.0.00.0060.0356.23
4.4.90.0030.0154.78
4.4.80.0020.0164.76
4.4.70.0020.0164.75
4.4.60.0040.0194.75
4.4.50.0010.0174.77
4.4.40.0040.0244.71
4.4.30.0040.0144.76
4.4.20.0020.0164.84
4.4.10.0030.0144.85
4.4.00.0030.0244.75
4.3.110.0050.0204.66
4.3.100.0010.0214.66
4.3.90.0030.0184.63
4.3.80.0020.0244.58
4.3.70.0020.0154.63
4.3.60.0030.0144.62
4.3.50.0040.0144.63
4.3.40.0020.0244.53
4.3.30.0030.0213.28
4.3.20.0020.0153.26
4.3.10.0020.0153.22
4.3.00.0100.0177.13

preferences:
137.9 ms | 1394 KiB | 7 Q