The removedNamedItemNS()
method of the NamedNodeMap
interface removes the Attr
corresponding to the given namespace and local name from the map.
The removedNamedItemNS()
method of the NamedNodeMap
interface removes the Attr
corresponding to the given namespace and local name from the map.
removeNamedItem(namespace, localName);
namespace
The namespace of the attribute to remove from the map
Warning: namespace
is the URI of the namespace, not the prefix.
localName
The local name of the attribute to remove from the map.
The removed Attr
.
NotFoundError
DOMException
Thrown if there is no attribute with the given namespace and local name.
const parser = new DOMParser(); const xmlString = '<warning ob:one="test" xmlns:ob="http://www.example.com/ob">Beware!</warning>'; const doc = parser.parseFromString(xmlString, "application/xml"); const pre = document.getElementsByTagName("pre")[0]; const warning = doc.getElementsByTagName("warning")[0]; const attrMap = warning.attributes; let result = "The `ob:one` attribute initially contains `" + attrMap["ob:one"].value + "`.\n"; result += "We remove it.\n\n"; attrMap.removeNamedItemNS("http://www.example.com/ob", "one"); if (attrMap["ob:one"]) { result += "And `ob:one` still exists."; } else { result += "And `ob:one` is no more to be found."; } pre.textContent = result;
Specification |
---|
DOM Standard # dom-namednodemap-removenameditemns |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
removeNamedItemNS |
1 |
12 |
1 |
9 |
≤12.1 |
1 |
1 |
18 |
4 |
≤12.1 |
1 |
1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/NamedNodeMap/removeNamedItemNS