HTML5 JS API Index > DOM Tutorials & Specs
The legend element represents a caption for the rest of the contents
of the legend element's parent fieldset element, if
- The form IDL attribute's behavior depends on
whether the legend element is in a fieldset element or not. If the
legend has a fieldset element as its parent, then the form IDL attribute must return the same value as the form IDL attribute on that fieldset element.