2.1.3 [W3C-DOM4] Section 4.2.2 Interface NonElementParentNode

V0007: The getElementById method returns Element, not nullable Element

The specification states:

 4.2.2 Interface NonElementParentNode
 ...
 interface NonElementParentNode {
     Element? getElementById(DOMString elementId);
 };

All document modes (All versions)

The getElementById method returns Element, not nullable Element:

    Element getElementById(DOMString elementId);

V0008: The DocumentFragment interface does not implement the NonElementParentNode interface

The specification states:

 4.2.2 Interface NonElementParentNode
 ...
 interface NonElementParentNode {
     ...
 };
 ...
 DocumentFragment implements NonElementParentNode;

All document modes (All versions)

The DocumentFragment interface does not implement the NonElementParentNode interface.