DOM: List/Add/Remove Class Attribute

By Xah Lee. Date: . Last updated: .

Here's methods to list/add/remove a HTML/XML element's class attribute.

Example:

<div id="x48389" class="aaa bbb ccc"></div>
const xx = document .getElementById("x48389");

xx.classList;

xx.classList.add("hh");

xx.classList.remove("bbb");

xx.classList.contains("aaa");

xx.classList.toggle("aaa");

DOM How-To

  1. DOM: Basic DOM Methods
  2. Get Elements by ID, Tag, Name, Class, CSS Selector
  3. Change CSS
  4. Change Node Content
  5. Create/Insert Node
  6. Remove Node
  7. Get Element's Attribute Value
  8. Set Element's Attribute Value
  9. Remove Element's Attribute Value
  10. List/Add/Remove Class Attribute
  11. Add/Remove Event Handler
  12. DOM: Navigate DOM Tree
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