MathMLElement

Baseline Widely available *

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨January 2023⁩.

* Some parts of this feature may have varying levels of support.

TheMathMLElement interface represents anyMathML element.

Instance properties

Also inherits properties from its parent,Element.

MathMLElement.attributeStyleMapRead only: AStylePropertyMap representing the declarations of the element'sstyle attribute.
MathMLElement.autofocus: Whether the control should be focused when the page loads, or when a<dialog> orpopover become shown.
MathMLElement.datasetRead only: ADOMStringMap object which provides a list of key/value pairs of named data attributes which correspond tocustom data attributes attached to the element. These correspond to MathML'sdata-* global attributes.
MathMLElement.style: ACSSStyleDeclaration representing the declarations of the element'sstyle attribute.
MathMLElement.tabIndex: The position of the element in the tabbing order.

This interface also inherits methods from its parent,Element.

MathMLElement.blur(): Removes keyboard focus from the currently focused element.
MathMLElement.focus(): Makes the element the current keyboard focus.

html

<math>  <msqrt>    <mi>x</mi>  </msqrt></math>

document.querySelector("msqrt").constructor.name; // MathMLElement

Specification
MathML Core # dom-mathmlelement

This page was last modified on⁨Oct 9, 2025⁩ byMDN contributors.

ページ先頭