NamedNodeMap: removeNamedItem() method

The removeNamedItem() method of the NamedNodeMap interface removes the Attr corresponding to the given name from the map.

Syntax

removeNamedItem(attrName)

Parameters

attrName

The name of the attribute to remove from the map.

Return value

The removed Attr.

Exceptions

NotFoundError DOMException

Thrown if there is no attribute with the given name.

Example

<pre test="testValue"></pre>
const pre = document.querySelector("pre");
const attrMap = pre.attributes;

let result = `The 'test' attribute initially contains '${attrMap["test"].value}'.\n`;

result += "We remove it.\n\n";
attrMap.removeNamedItem("test");

result += attrMap.getNamedItem("test")
  ? "And 'test' still exists."
  : "And 'test' is no more to be found.";

pre.textContent = result;

Specification

Specification
DOM Standard
# dom-namednodemap-removenameditem

Browser compatibility

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