HTMLビルダーを使ってスクリプトにデータ属性を追加する方法は？

[eviltrout (Robin Ward)]

また、Discourse の仮想 DOM/ウィジェット部分がどのように機能するかを説明している以下の投稿もあります：

A tour of how the Widget (Virtual DOM) code in Discourse works

This is out of date. See Widgets, the Widget API and their roadmap? The latest builds of Discourse are much faster at rendering topics thanks to our re-written post stream. I’ve written up our new plugin API but so far haven’t explained how the code all fits together. The purpose of this topic is to allow Discourse developers to understand how the new code works. What’s a Virtual DOM? A Virtual DOM is a data structure that enables browsers to re-render dynamic content very quickly. The techniq…