3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo base64_encode('{"typ":"JWT","alg":"HS256"}');
based on 9K9Xm
Output for 4.3.0 - 7.2.0
eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9