XmlHttp异步获取网站数据的例子

发表于:2007-05-25来源:作者:点击数: 标签:网站XmlHttp异步例子获取
script var oDiv var xh function getXML() { oDiv = document.all.m oDiv.innerHTML = "正在装载栏目数据,请稍侯......." oDiv.style.display= "" xh = new ActiveXObject("Microsoft.XMLHTTP") xh.onreadystatechange = getReady xh.open("GET",a.value,t
<script>
var oDiv
var xh
function getXML()
{
oDiv = document.all.m
oDiv.innerHTML = "正在装载栏目数据,请稍侯......."
oDiv.style.display= ""
xh = new ActiveXObject("Microsoft.XMLHTTP")
xh.onreadystatechange = getReady
xh.open("GET",a.value,true)
xh.send()


}


function getReady()
{
if(xh.readyState==4)
{
if(xh.status==200)
{


oDiv.innerHTML = "完成"
}
else
{
oDiv.innerHTML = "抱歉,装载数据失败。原因:" + xh.statusText
}
}
}
</script>
<body>
xmlhttp异步的例子:
URL:<input name=a value="http://www.microsoft.com" style="width:600px">
<input onclick="getXML()" type="button" value="得到源代码">
<input onclick="if(xh && xh.responseText) {alert(xh.responseText);oDiv.innerHTML=xh.responseText}" type="button" value="显示源代码">
<div id=m></div>


原文转自:http://www.ltesting.net

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