Thanks to this answer here, I am able to use different instances of wp_editor to determine which buttons each of my differing TinyMCE instances use. However, I'm struggling to actually get my buttons ...
I have added a custom button to the tinymce to insert my shortcodes, but I have so many and I want to make a splitbutton instead and I can't figure how. Anyone can help. Here's the code that I've used ...