code: function (xmlNode) {
              if (!xmlNode) {
                  return null;
              }
  
              var text = xmlNode.textContent;
              text = text.replace(/\n/gi, " ");
              text = text.replace(/\s+/gi, " ");
              text = text.trim();
  
              if (text.length === 0) {
                  return null;
              }
  
              return text.split(" ");
          }
docs: Packs data from a node in an array.
  Internal. Applications should not call this function.
  @param {Node} xmlNode A node from which to extract values.