MDN Web Docs

Syntax

js

getElementsByTagNameNS(namespaceURI, localName)

Parameters

namespaceURI

The namespace URI of elements to look for (see Element.namespaceURI and Attr.namespaceURI). For example, if you need to look for XHTML elements, use the XHTML namespace URI, http://www.w3.org/1999/xhtml.

localName

Either the local name of elements to look for or the special value "*", which matches all elements (see Element.localName and Attr.localName).

Return value

A live HTMLCollection of found elements in the order they appear in the tree.

Examples

js

// Check the alignment on a number of cells in a table in an XHTML document.
const table = document.getElementById("forecast-table");
const cells = table.getElementsByTagNameNS(
  "http://www.w3.org/1999/xhtml",
  "td",
);
for (const cell of cells) {
  const axis = cell.getAttribute("axis");
  if (axis === "year") {
    // Grab the data
  }
}

Specifications

Specification
DOM
# dom-element-getelementsbytagnamens

Browser compatibility

Help improve MDN

Yes No

Learn how to contribute

This page was last modified on by MDN contributors.

Read the original on developer.mozilla.org ↗