via wordpress.com => original post link
Creating rich, engaging, and interactive website experiences is a simple way to surprise, delight, and attract attention from website readers and users. Dynamic interactivity like instant search, form handling, and client-side “app-like” navigation where elements can persist across routes, all without a full page reload, can make the web a more efficient and interesting place for all.
But creating those experiences on WordPress hasn’t always been the easiest or most straightforward, often requiring complex JavaScript framework setup and maintenance.
Now, with the Interactivity API, WordPress developers have a standardized way for doing that, all built directly into core.