NamedNodeMap: removeNamedItem() method

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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

Syntax

js
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

html
<pre test="testValue"></pre>
js
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;

Specifications

Specification
DOM Standard
# dom-namednodemap-removenameditem

Browser compatibility

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