I cannot find any examples of what you are looking for. This is not really something that people would try to do often because the taxonomy field can be set to allow adding terms and is how it would usually be done.
Welcome
Welcome to the Advanced Custom Fields community forum.
Browse through ideas, snippets of code, questions and answers between fellow ACF users
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. Read about how we use cookies and how you can control them in our Cookie Policy. If you continue to use this site, you consent to our use of cookies.