3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $username = 'appandweb'; $password = 'Hackathon@AppAndWeb2015!'; echo 'Basic ' . base64_encode($username.":".$password);
Output for 4.3.0 - 7.2.0
Basic YXBwYW5kd2ViOkhhY2thdGhvbkBBcHBBbmRXZWIyMDE1IQ==