Hi @Remwideco
Thanks for clarifying. I think you can use the WYSIWYG field and then on your front end, do this:
<h3>Normal</h3>
<?php the_field('field_name'); ?>
<h3>Markup</h3>
<pre><?php the_field('field_name'); ?></pre>
That should work. Let me know how you go.
Thanks
E