3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php print urlencode(Ääü);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Use of undefined constant Ääü - assumed 'Ääü' in /in/cbuU4 on line 3 %C3%84%C3%A4%C3%BC