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HTMLOrForeignElement mixin describes several features common to the
MathMLElement interfaces. Each of these interfaces can, of course, add more features in addition to the ones listed below.
HTMLOrForeignElement is a mixin and not an interface; you can't actually create an object of type
datasetread-only property of the
HTMLOrForeignElementmixin provides read/write access to custom data attributes (
data-*) on elements.
nonceproperty of the
HTMLOrForeignElementmixin returns the cryptographic number used once that is used by Content Security Policy to determine whether a given fetch will be allowed to proceed.
tabIndexproperty of the
HTMLOrForeignElementmixin represents the tab order of the current element.
HTMLElement.blur()method removes keyboard focus from the current element.
HTMLElement.focus()method sets focus on the specified element, if it can be focused. The focused element is the element which will receive keyboard and similar events by default.
|HTML Living Standard
The definition of '
|Living Standard||Initial definition.|