3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?=@php_uname(m)[5]-4?32:64;
Output for 5.4.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.3.0rc3
64
Output for 4.3.0 - 5.3.29
<?=@php_uname(m)[5]-4?32:64;