XML DOM nodeName 屬性
定義和用法
nodeName
屬性返回節點的名稱,根據其類型。
語法
nodeObject.nodeName
實例
例子 1
下面的代碼將 "books.xml" 加載到 xmlDoc 中,并顯示根節點的節點名稱和節點類型:
var xhttp = new XMLHttpRequest(); xhttp.onreadystatechange = function() { if (this.readyState == 4 && this.status == 200) { myFunction(this); } }; xhttp.open("GET", "books.xml", true); xhttp.send(); function myFunction(xml) { var xmlDoc = xml.responseXML; document.getElementById("demo").innerHTML = "Nodename: " + xmlDoc.nodeName + " (nodetype: " + xmlDoc.nodeType + ")"; }
例子 2
顯示所有元素的 nodeName 和 nodeValue
var xhttp = new XMLHttpRequest(); xhttp.onreadystatechange = function() { if (this.readyState == 4 && this.status == 200) { myFunction(this); } }; xhttp.open("GET", "books.xml", true); xhttp.send(); function myFunction(xml) { var x, y, i, xmlDoc, txt; xmlDoc = xml.responseXML; txt = ""; x = xmlDoc.documentElement; y = xmlDoc.documentElement.childNodes; for(i = 0; i < y.length; i++) { if (y[i].nodeType != 3) { txt += "Nodename: " + y[i].nodeName + " (value: " + y[i].childNodes[0].nodeValue + ")<br>"; } for(z = 0; z < y[i].childNodes.length; z++) { if (y[i].childNodes[z].nodeType != 3) { txt += "Nodename: " + y[i].childNodes[z].nodeName + " (value: " + y[i].childNodes[z].childNodes[0].nodeValue + ")<br>"; } } } document.getElementById("demo").innerHTML = "Nodename: " + xmlDoc.nodeName + " (value: " + xmlDoc.childNodes[0].nodeValue + ")<br>" + "Nodename: " + x.nodeName + " (value: " + x.childNodes[0].nodeValue + ")<br>" + txt; }