【www.gdgbn.com--Java与XML】

负载一个XML文件与XML的HTTP
如何发送一个XMLHttpRequest的检索数据时,用户点击一个按钮。



<script type="text/javascript">
var xmlhttp;
function loadXMLDoc(url)
{
xmlhttp=null;
if (window.XMLHttpRequest)
  {// code for IE7, Firefox, Opera, etc.
  xmlhttp=new XMLHttpRequest();
  }
else if (window.ActiveXObject)
  {// code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
if (xmlhttp!=null)
  {
  xmlhttp.onreadystatechange=state_Change;
  xmlhttp.open("GET",url,true);
  xmlhttp.send(null);
  }
else
  {
  alert("Your browser does not support XMLHTTP.");
  }
}

function state_Change()
{
if (xmlhttp.readyState==4)
  {// 4 = "loaded"
  if (xmlhttp.status==200)
    {// 200 = "OK"
    document.getElementById("A1").innerHTML=xmlhttp.status;
    document.getElementById("A2").innerHTML=xmlhttp.statusText;
    document.getElementById("A3").innerHTML=xmlhttp.responseText;
    }
  else
    {
    alert("Problem retrieving XML data:" + xmlhttp.statusText);
    }
  }
}
</script>


Using the HttpRequest Object

Status:

Status text:

Response:



得到结果.

 

Using the HttpRequest Object

Status: 200

Status text: OK

Response:
Tove Jani Reminder Don"t forget me this weekend!

本文来源:http://www.gdgbn.com/jsp/17730/