I’m trying to add a single class (my-class) to an element in a WordPress post (LearnDash Theme). I fount out that it can be done using a hook via add_filter, but no how I could figure it out. The sample code that I found looks like this: add_filter( ‘body_class’, ‘custom_body_class’ ); /** * Add custom… Read More How to add a custom class to an element in a WordPress post using WP hooks via Snippets?