The removeNamedItem()
method of the NamedNodeMap
interface removes the Attr
corresponding to the given name from the map.
The removeNamedItem()
method of the NamedNodeMap
interface removes the Attr
corresponding to the given name from the map.
js
removeNamedItem(attrName)
attrName
The name of the attribute to remove from the map.
The removed Attr
.
NotFoundError
DOMException
Thrown if there is no attribute with the given name.
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;
Specification |
---|
DOM Standard # dom-namednodemap-removenameditem |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
removeNamedItem |
1 | 12 | 1 | 6 | ≤12.1 | 1 | 4.4 | 18 | 4 | ≤12.1 | 1 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/NamedNodeMap/removeNamedItem