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Warning: this is no longer kept up-to-date.
Custom elements is a feature that, until recently, was developed as monkey patches onto various specifications. This page helps implementers get a consolidated view of how custom elements have changed the HTML Standard.
These are the affected sections:
Elements in the DOM:
- The definition of "element interface"
- Custom elements
Windowgot a new
- Creating and inserting nodes: create an element for a token
- The XML syntax now mentions that "create an element for a token" must be used.
- Various places now use the "create an element" hook introduced to the DOM Standard for creating elements:
- All throughout the spec:
[CEReactions]extended attributes are now present
All relevant commits can be found in the list of pull requests tagged "topic: custom elements".
You may also be interested in similar information for changes to the DOM Standard.