NamedNodeMap: removeNamedItem()-Methode
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.
Die removeNamedItem()
-Methode der Schnittstelle NamedNodeMap
entfernt das Attr
, das dem angegebenen Namen entspricht, aus der Map.
Syntax
js
removeNamedItem(attrName)
Parameter
attrName
-
Der Name des Attributs, das aus der Map entfernt werden soll.
Rückgabewert
Das entfernte Attr
.
Ausnahmen
NotFoundError
DOMException
-
Wird ausgelöst, wenn kein Attribut mit dem gegebenen Namen vorhanden ist.
Beispiel
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;
Spezifikationen
Specification |
---|
DOM # dom-namednodemap-removenameditem |
Browser-Kompatibilität
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
removeNamedItem |
Legend
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- Full support
- Full support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.