The Node.isDefaultNamespace()method accepts a namespace URI as an argument and returns a Boolean with a value of true if the namespace is the default namespace on the given node or false if not.


result = node.isDefaultNamespace(namespaceURI) 
  • result holds the return value true or false.
  • namespaceURI is a string representing the namespace against which the element will be checked.


var XULNS = "";
var el = document.getElementsByTagNameNS(XULNS, 'textbox')[0];

alert(el.isDefaultNamespace(XULNS)); // true


Document Tags and Contributors

 Contributors to this page: fscholz, teoli, kscarfone, namolmes, Sheppy, mattbasta, ethertank, ziyunfei, Brettz9
 Last updated by: fscholz,