3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait Some\Trait { function bar() { echo "bar over here!"; } } namespace Some\Other { class Foo { use Some\Trait; function baz() { $this->bar = function() {echo 'im a callable bar';}; } } } 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)
5.4.300.0050.03912.51
5.4.290.0060.03912.50
5.4.280.0060.03912.40
5.4.270.0090.04612.40
5.4.260.0080.04612.40
5.4.250.0060.03812.40
5.4.240.0040.03812.40
5.4.230.0030.04112.39
5.4.220.0030.03912.39
5.4.210.0070.03512.39
5.4.200.0090.03512.39
5.4.190.0060.03712.39
5.4.180.0040.04312.39
5.4.170.0050.04012.40
5.4.160.0110.03212.39
5.4.150.0040.03812.39
5.4.140.0040.03912.08
5.4.130.0040.03912.06
5.4.120.0090.03312.02
5.4.110.0050.03612.02
5.4.100.0040.03712.02
5.4.90.0080.03612.02
5.4.80.0050.03912.02
5.4.70.0120.04912.02
5.4.60.0080.05112.02
5.4.50.0120.04812.02
5.4.40.0150.04912.01
5.4.30.0070.05612.00
5.4.20.0080.04012.00
5.4.10.0080.03512.00
5.4.00.0060.04011.50
5.3.280.0070.04412.71
5.3.270.0090.03712.73
5.3.260.0040.04312.72
5.3.250.0050.04112.72
5.3.240.0080.03812.72
5.3.230.0100.04912.71
5.3.220.0130.04712.68
5.3.210.0060.05012.68
5.3.200.0090.03712.68
5.3.190.0100.03712.68
5.3.180.0100.03612.67
5.3.170.0190.03112.67
5.3.160.0110.04112.68
5.3.150.0020.04212.67
5.3.140.0070.03812.66
5.3.130.0080.04212.66
5.3.120.0080.03712.66
5.3.110.0090.04112.66
5.3.100.0090.04212.12
5.3.90.0080.03912.09
5.3.80.0120.07012.07
5.3.70.0080.03612.07
5.3.60.0050.04412.07
5.3.50.0070.03712.00
5.3.40.0080.03512.00
5.3.30.0080.03711.95
5.3.20.0060.04111.73
5.3.10.0070.03511.70
5.3.00.0040.03811.68

preferences:
138.76 ms | 1394 KiB | 7 Q