3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo bin2hex("3d3d516343746d4d6d6c315669563362");
based on RDVJP
Output for 4.3.0 - 5.6.30, hhvm-3.10.1 - 3.22.0, 7.0.0 - 7.3.1
3364336435313633343337343664346436643663333135363639353633333632