3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php // Author: holdoffhunger@gmail.com $hexadecimal_number = "1234567890aBcDeF012"; $binary_number = base_convert($hexadecimal_number, 16, 2); print($binary_number); ?>
Output for 4.3.0 - 7.2.0
0100010101100111100010010000101010111100111000000000000000000000