3v4l.org

run code in 300+ PHP versions simultaneously
<?php  class ParentClass { public function __construct() { echo 'ParentClass'; } } class ChildClass extends ParentClass { public function ChildClass() { echo 'ChildClass'; } } $obj = new ChildClass();

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)
5.4.260.0070.04312.38
5.4.250.0060.03812.38
5.4.240.0060.03612.38
5.4.230.0040.05012.38
5.4.220.0060.03712.37
5.4.210.0050.03512.37
5.4.200.0040.03912.37
5.4.190.0060.03612.36
5.4.180.0070.03412.36
5.4.170.0060.03612.37
5.4.160.0100.03812.37
5.4.150.0050.03712.36
5.4.140.0050.03812.05
5.4.130.0060.04212.03
5.4.120.0100.04012.00
5.4.110.0120.05311.99
5.4.100.0070.03412.00
5.4.90.0050.03911.99
5.4.80.0110.03712.00
5.4.70.0120.03111.99
5.4.60.0130.04411.99
5.4.50.0090.04911.99
5.4.40.0070.03611.98
5.4.30.0070.03511.97
5.4.20.0050.03711.98
5.4.10.0090.03511.98
5.4.00.0060.03511.47
5.3.280.0030.04012.71
5.3.270.0070.03712.72
5.3.260.0060.03912.72
5.3.250.0080.03512.72
5.3.240.0100.04512.72
5.3.230.0040.04512.71
5.3.220.0050.03812.68
5.3.210.0080.04212.68
5.3.200.0100.03512.68
5.3.190.0060.03912.68
5.3.180.0080.03612.68
5.3.170.0080.04212.67
5.3.160.0100.03412.67
5.3.150.0050.03912.67
5.3.140.0050.03912.66
5.3.130.0090.04512.66
5.3.120.0090.03912.65
5.3.110.0090.03912.66
5.3.100.0060.03912.12
5.3.90.0090.03312.08
5.3.80.0040.03912.07
5.3.70.0050.03712.07
5.3.60.0100.03212.06
5.3.50.0080.03612.00
5.3.40.0060.03812.00
5.3.30.0040.03711.95
5.3.20.0060.03911.73
5.3.10.0090.03611.69
5.3.00.0070.03711.67

preferences:
144.44 ms | 1394 KiB | 7 Q