3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function testFunction($argument) { return empty($argument) ? 'all' : strtoupper($argument); } testFunction(''); testFunction('hello');
based on Rds3j
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0rc3