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
NotFoundErrorDOMException-
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 |
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| DOM # dom-namednodemap-removenameditem |
Browser compatibility
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removeNamedItem
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- Full support
- Full support