急急急,菜鸟求助关于XMLHTTPRequest的问题
在使用xmlhttprequest时总是不刷新页面,不知道怎么回事,点击按钮总是没反应,求助高手,代码如下,谢谢
<head runat="server">
<title></title>
<script type = "text/javascript">
function commit() {
var httpobj;
if (window.XMLHttpRequest) {
httpobj = new XMLHttpRequest();
}
else {
httpobj = new ActiveXObject("Microsoft.XMLHTTP");
}
httpobj.onreadystatechange = function() {
if (httpobj.readyState == 4 && httpobj.status == 200) {
document.getElementById("MyDiv").innerHTML = httpobj.responseText;
}
}
httpobj.open("GET", "f02.aspx", true);
httpobj.send();
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<input type = "button" value = "检测用户名" onclick = "return commit()" />
</div>
<div id = "MyDiv"></div>
</form>
</body>
------解决方案--------------------火狐下可以设断点,你断点试试,看commit()函数执行了吗。
记得修改后要清一下缓存。
------解决方案--------------------页面代码木有问题,f02.aspx这里面返回的是什么信息?Response.Write();是否这个返回