doc/webdeveloper/common/xpath.js

   1 // Evaluates an XPath against a given node
   2 function webdeveloper_evaluateXPath(node, xPath)
   3 {
   4     var result         = null;
   5     var resultList     = new Array();
   6     var xPathEvaluator = new XPathEvaluator();
   7     var results        = null;
   8
   9     // If the node has an owner document
  10     if(node.ownerDocument)
  11     {
  12         results = xPathEvaluator.evaluate(xPath, node, xPathEvaluator.createNSResolver(node.ownerDocument.documentElement), 0, null);
  13     }
  14     else
  15     {
  16         results = xPathEvaluator.evaluate(xPath, node, xPathEvaluator.createNSResolver(node.documentElement), 0, null);
  17     }
  18
  19     // Loop through the results
  20     while((result = results.iterateNext()) != null)
  21     {
  22         resultList.push(result);
  23     }
  24
  25     return resultList;
  26 }