菜鸟教程在线编辑器

源代码

自动运行

<!DOCTYPE html>
<html>
<head>
<script>
if (window.XMLHttpRequest)
 {// code for IE7+, Firefox, Chrome, Opera, Safari
 xmlhttp=new XMLHttpRequest();
 }
else
 {// code for IE6, IE5
 xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
 }
xmlhttp.open("GET","cd_catalog.xml",false);
xmlhttp.send();
xmlDoc=xmlhttp.responseXML; 
x=xmlDoc.getElementsByTagName("CD");
i=0;
function displayCD()
{
artist=(x[i].getElementsByTagName("ARTIST")[0].childNodes[0].nodeValue);
title=(x[i].getElementsByTagName("TITLE")[0].childNodes[0].nodeValue);
year=(x[i].getElementsByTagName("YEAR")[0].childNodes[0].nodeValue);
txt="Artist: " + artist + "<br>Title: " + title + "<br>Year: "+ year;
document.getElementById("showCD").innerHTML=txt;
}
function next()
{
if (i<x.length-1)
 {
 i++;
 displayCD();
 }
}
function previous()
{
if (i>0)
 {
 i--;
 displayCD();
 }
}
</script>
</head>
<body onload="displayCD()">
<div id='showCD'></div><br>
<input type="button" onclick="previous()" value="<<" />
<input type="button" onclick="next()" value=">>" />
</body>
</html>

运行结果

💻 Trae ⚡ Qoder 🚀 秒哒 🐵 Monkey 🤖 搭子

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