2007-11-26
一个简单的AJAX例子
关键字: AJAX入门xml 代码
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml">
- <head>
- <title>Simple XMLHttpRequest</title>
- <script type="text/javascript">
- var xmlHttp;
- function createXMLHttpRequest() {
- if (window.ActiveXObject) {
- xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
- }
- else if (window.XMLHttpRequest) {
- xmlHttp = new XMLHttpRequest();
- }
- }
- function startRequest() {
- createXMLHttpRequest();
- xmlHttp.onreadystatechange = handleStateChange;
- xmlHttp.open("GET", "simpleResponse.xml", true);
- xmlHttp.send(null);
- }
- function handleStateChange() {
- if(xmlHttp.readyState == 4) {
- if(xmlHttp.status == 200) {
- alert("The server replied with: " + xmlHttp.responseText);
- }
- }
- }
- </script>
- </head>
- <body>
- <form action="#">
- <input type="button" value="Start Basic Asynchronous Request" onclick="startRequest();"/>
- </form>
- </body>
- </html>
- 所用到的xml文件
- simpleResponse.xml//放在同一个目录下就可以了
- Hello from the server!
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