3v4l.org

run code in 300+ PHP versions simultaneously
<?php define('test\true', false); define('titi\true', false); // Comment rendre fou un développeur PHP: namespace test; var_dump(true); namespace titi; var_dump(true);

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)
5.4.250.0100.04412.36
5.4.240.0060.03612.32
5.4.230.0060.03812.32
5.4.220.0060.03712.32
5.4.210.0060.03912.32
5.4.200.0030.04112.32
5.4.190.0050.03812.32
5.4.180.0070.03712.32
5.4.170.0070.03612.33
5.4.160.0050.03612.32
5.4.150.0030.03912.32
5.4.140.0070.03512.00
5.4.130.0080.03311.99
5.4.120.0080.03311.95
5.4.110.0060.03511.95
5.4.100.0050.03611.94
5.4.90.0070.03611.94
5.4.80.0070.03511.94
5.4.70.0060.03411.93
5.4.60.0030.03711.94
5.4.50.0060.03711.93
5.4.40.0040.03711.92
5.4.30.0050.03511.92
5.4.20.0030.03911.92
5.4.10.0050.03911.92
5.4.00.0050.03611.41
5.3.280.0080.03512.71
5.3.270.0050.04012.73
5.3.260.0060.03912.72
5.3.250.0060.03712.72
5.3.240.0060.03812.71
5.3.230.0060.03712.71
5.3.220.0070.03712.68
5.3.210.0060.03812.68
5.3.200.0050.03712.68
5.3.190.0100.03312.68
5.3.180.0060.03512.68
5.3.170.0060.03612.67
5.3.160.0070.03512.68
5.3.150.0060.03712.67
5.3.140.0070.03512.66
5.3.130.0060.03812.66
5.3.120.0050.03912.66
5.3.110.0070.04212.66
5.3.100.0030.05812.12
5.3.90.0050.03612.09
5.3.80.0070.03912.07
5.3.70.0090.05012.07
5.3.60.0070.04712.06
5.3.50.0100.04512.00
5.3.40.0060.04712.00
5.3.30.0060.03611.94
5.3.20.0060.04011.70
5.3.10.0070.03611.65
5.3.00.0070.03611.64

preferences:
138.55 ms | 1398 KiB | 7 Q