Manipulate Nodes

DOM Get Values xmlDoc=loadXMLDoc("books.xml"); x=xmlDoc.getElementsByTagName("title")[0]; y=x.childNodes[0]; txt=y.nodeValue; txt=xmlDoc.getElementsByTagName("title")[0].getAttribute("lang"); x=xmlDoc.getElementsByTagName("title")[0].getAttributeNode("lang"); txt=x.nodeValue;

DOM Change Nodes xmlDoc=loadXMLDoc("books.xml"); x=xmlDoc.getElementsByTagName("title")[0].childNodes[0]; x.nodeValue="Easy Cooking"; x=xmlDoc.getElementsByTagName('book'); x[0].setAttribute("category","food"); x=xmlDoc.getElementsByTagName("book")[0] y=x.getAttributeNode("category"); y.nodeValue="food";

DOM Remove Nodes xmlDoc=loadXMLDoc("books.xml"); y=xmlDoc.getElementsByTagName("book")[0]; xmlDoc.documentElement.removeChild(y); x=xmlDoc.getElementsByTagName("book")[0]; x.parentNode.removeChild(x); x=xmlDoc.getElementsByTagName("title")[0]; y=x.childNodes[0]; x.removeChild(y); x=xmlDoc.getElementsByTagName("title")[0].childNodes[0]; x.nodeValue=""; x=xmlDoc.getElementsByTagName("book"); x[0].removeAttribute("category"); x=xmlDoc.getElementsByTagName("book"); for (i=0;i { while (x[i].attributes.length>0) { attnode=x[i].attributes[0]; old_att=x[i].removeAttributeNode(attnode); } }

DOM Replace Nodes xmlDoc=loadXMLDoc("books.xml"); x=xmlDoc.documentElement; //create a book element, title element and a text node newNode=xmlDoc.createElement("book"); newTitle=xmlDoc.createElement("title"); newText=xmlDoc.createTextNode("A Notebook"); //add the text node to the title node, newTitle.appendChild(newText); //add the title node to the book node newNode.appendChild(newTitle); y=xmlDoc.getElementsByTagName("book")[0] //replace the first book node with the new node x.replaceChild(newNode,y); x=xmlDoc.getElementsByTagName("title")[0].childNodes[0]; x.replaceData(0,8,"Easy"); x=xmlDoc.getElementsByTagName("title")[0].childNodes[0]; x.nodeValue="Easy Italian";

DOM Create Nodes xmlDoc=loadXMLDoc("books.xml"); newel=xmlDoc.createElement("edition"); x=xmlDoc.getElementsByTagName("book")[0]; x.appendChild(newel); newatt=xmlDoc.createAttribute("edition"); newatt.nodeValue="first"; x=xmlDoc.getElementsByTagName("title"); x[0].setAttributeNode(newatt); x=xmlDoc.getElementsByTagName('book'); x[0].setAttribute("edition","first"); newel=xmlDoc.createElement("edition"); newtext=xmlDoc.createTextNode("first"); newel.appendChild(newtext); x=xmlDoc.getElementsByTagName("book")[0]; x.appendChild(newel); newCDATA=xmlDoc.createCDATASection("Special Offer & Book Sale"); x=xmlDoc.getElementsByTagName("book")[0]; x.appendChild(newCDATA); newComment=xmlDoc.createComment("Revised March 2008"); x=xmlDoc.getElementsByTagName("book")[0]; x.appendChild(newComment);

DOM Add Nodes xmlDoc=loadXMLDoc("books.xml"); newel=xmlDoc.createElement("edition"); x=xmlDoc.getElementsByTagName("book")[0]; x.appendChild(newel); newNode=xmlDoc.createElement("book"); x=xmlDoc.documentElement; y=xmlDoc.getElementsByTagName("book")[3]; x.insertBefore(newNode,y); x=xmlDoc.getElementsByTagName('book'); x[0].setAttribute("edition","first"); x=xmlDoc.getElementsByTagName("title")[0].childNodes[0]; x.insertData(0,"Easy ");

DOM Clone Nodes xmlDoc=loadXMLDoc("books.xml"); oldNode=xmlDoc.getElementsByTagName('book')[0]; newNode=oldNode.cloneNode(true); xmlDoc.documentElement.appendChild(newNode); //Output all titles y=xmlDoc.getElementsByTagName("title"); for (i=0;i { document.write(y[i].childNodes[0].nodeValue); document.write(" "); }

DOM HttpRequest