3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Generic\Space { function bar() { echo "bar over here!"; } } namespace Some\Other { class Foo { use \My\TraitSpace\NiceTrait; function baz() { $this->bar = function() {echo 'im a callable bar';}; } } } namespace My\TraitSpace { use \Generic\Space; trait NiceTrait { } namespace { $foo = new Some\Other\Foo(); $foo->baz(); $foo->bar(); }

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)
5.4.300.0060.03612.52
5.4.290.0040.04012.52
5.4.280.0090.03412.41
5.4.270.0060.03612.41
5.4.260.0070.03612.41
5.4.250.0070.04112.41
5.4.240.0080.03512.41
5.4.230.0050.03912.41
5.4.220.0030.03912.40
5.4.210.0080.03312.40
5.4.200.0040.03912.41
5.4.190.0090.03212.40
5.4.180.0030.04212.40
5.4.170.0060.03412.41
5.4.160.0030.03812.41
5.4.150.0060.03512.40
5.4.140.0070.03512.09
5.4.130.0040.03612.07
5.4.120.0110.03912.04
5.4.110.0020.03812.03
5.4.100.0060.03712.03
5.4.90.0110.03512.02
5.4.80.0060.04112.02
5.4.70.0060.03412.02
5.4.60.0040.03612.02
5.4.50.0050.03512.02
5.4.40.0040.03512.01
5.4.30.0060.03512.01
5.4.20.0060.03412.00
5.4.10.0070.03412.00
5.4.00.0060.03611.50
5.3.280.0060.03712.71
5.3.270.0070.03912.73
5.3.260.0060.04212.72
5.3.250.0030.04112.72
5.3.240.0070.03712.72
5.3.230.0070.03712.71
5.3.220.0110.03312.68
5.3.210.0070.04512.68
5.3.200.0070.03712.68
5.3.190.0050.04112.68
5.3.180.0090.03512.68
5.3.170.0030.04012.66
5.3.160.0070.03512.67
5.3.150.0060.04012.67
5.3.140.0060.03712.66
5.3.130.0040.04112.66
5.3.120.0040.04112.66
5.3.110.0070.03812.65
5.3.100.0100.03212.12
5.3.90.0050.03712.11
5.3.80.0100.04612.09
5.3.70.0090.03312.09
5.3.60.0070.03512.07
5.3.50.0050.03612.02
5.3.40.0060.03912.02
5.3.30.0110.03412.00
5.3.20.0070.04211.77
5.3.10.0040.03911.73
5.3.00.0040.04611.73

preferences:
139.1 ms | 1394 KiB | 7 Q