3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class Base { private $foo; public void setFoo($foo) { $this->foo = $foo; } public function foo() { return $this->foo; } } class Foo extends Base { public function foo() { return ' - '.parent::foo(); } } $obj = new Foo(); $obj->setFoo('yay'); var_dump($obj->foo());

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)
5.4.290.0080.03812.50
5.4.280.0090.03312.40
5.4.270.0050.03912.40
5.4.260.0060.03912.40
5.4.250.0080.04012.40
5.4.240.0140.04212.40
5.4.230.0100.03812.39
5.4.220.0120.03112.39
5.4.210.0090.03312.39
5.4.200.0040.04112.39
5.4.190.0050.04412.39
5.4.180.0120.04612.39
5.4.170.0060.04012.40
5.4.160.0090.03812.39
5.4.150.0100.04612.39
5.4.140.0030.04212.08
5.4.130.0060.03512.06
5.4.120.0080.03412.03
5.4.110.0050.04312.02
5.4.100.0080.04312.02
5.4.90.0070.04412.02
5.4.80.0080.05912.02
5.4.70.0080.05212.02
5.4.60.0080.05112.02
5.4.50.0100.03712.02
5.4.40.0070.03412.00
5.4.30.0070.03512.00
5.4.20.0060.05012.00
5.4.10.0060.03712.00
5.4.00.0040.04011.49
5.3.280.0080.03812.70
5.3.270.0080.03912.72
5.3.260.0020.04412.72
5.3.250.0100.03412.72
5.3.240.0040.04012.72
5.3.230.0070.03712.71
5.3.220.0080.04012.68
5.3.210.0070.04212.68
5.3.200.0060.03912.68
5.3.190.0060.03812.68
5.3.180.0080.03512.68
5.3.170.0090.03512.67
5.3.160.0060.03712.68
5.3.150.0080.03712.67
5.3.140.0070.04212.66
5.3.130.0100.04312.66
5.3.120.0040.04412.66
5.3.110.0080.05212.66
5.3.100.0060.03912.12
5.3.90.0050.04212.10
5.3.80.0060.04212.09
5.3.70.0030.04412.09
5.3.60.0050.03812.08
5.3.50.0060.03512.02
5.3.40.0030.03912.02
5.3.30.0060.03411.98
5.3.20.0080.03211.76
5.3.10.0070.04111.73
5.3.00.0090.04711.71

preferences:
142.22 ms | 1400 KiB | 7 Q