3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $👋 = 'Hello'; $🌎 = 'World'; function 💬($👋, $👋) { echo $👋.' '.$👋; }; 💬($👋, $👋);
based on EPd61
Output for 7.0.0 - 7.1.6
Fatal error: Redefinition of parameter $👋 in /in/90enW on line 6
Process exited with code 255.
Output for 5.6.0 - 5.6.30, hhvm-3.15.4
Hello Hello