Firefox Tomorrow

web api instance property

MutationEvent: attrName property

View on MDN ↗

The attrName read-only property of the MutationEvent interface returns a string with the name of the node affected by the DOMAttrModified event. It has no meaning for other events and is then set to the empty string ("").

Value

A string.

Examples

element.addEventListener("DOMAttrModified", (event) => {
  console.log(event.attrName);
});

Specifications

SpecificationsStandards references are available on the canonical MDN page.

Browser compatibility

Browser compatibilityCompatibility data is available on the canonical MDN page.