ajax案例 - W3xue在线HTML/CSS/JS运行工具

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<button type="button" onclick="loadXMLDoc()">获得我的图书收藏列表</button>
 
<html>
<head>
<script type="text/javascript">
function loadXMLDoc()
{
var xmlhttp;
var txt,x,i;
if (window.XMLHttpRequest)
  {// code for IE7+, Firefox, Chrome, Opera, Safari
  xmlhttp=new XMLHttpRequest();
  }
else
  {// code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
xmlhttp.onreadystatechange=function()
  {
  if (xmlhttp.readyState==4 && xmlhttp.status==200)
    {
    xmlDoc=xmlhttp.responseXML;
    txt="";
    x=xmlDoc.getElementsByTagName("title");
    for (i=0;i<x.length;i++)
      {