What's Unsupported in UXP
Since UXP does not include a full-blown web browser with all the bells and whistles, there are a number of HTML and CSS features that are not currently implemented. Some of these are under development, while others (e.g., iFrames) may never appear.
Bookmark this page so you can see after each Photoshop release if anything has changed with the list below.
- Drag and drop (coming soon)
- HTML5 Canvas
window.location( for loading a webpage inside a plugin)
- data attributes and
- Vue.js (although some people have reported success)
window.event.cancelBubble = true is not supported. Instead, use
getElementsByClassName(something) is not supported. Instead, use