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2016/1/14Ajax

时间:2016-01-14 22:19:48      阅读:656      评论:0      收藏:0      [点我收藏+]

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<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
<!--<script type="text/javascript">-->
<!--&lt;!&ndash;function loadXMLDoc()&ndash;&gt;-->
<!--&lt;!&ndash;{&ndash;&gt;-->
<!--&lt;!&ndash;var xmlhttp;&ndash;&gt;-->
<!--&lt;!&ndash;if (window.XMLHttpRequest)&ndash;&gt;-->
<!--&lt;!&ndash;{// code for IE7+, Firefox, Chrome, Opera, Safari&ndash;&gt;-->
<!--&lt;!&ndash;xmlhttp=new XMLHttpRequest();&ndash;&gt;-->
<!--&lt;!&ndash;}&ndash;&gt;-->
<!--&lt;!&ndash;else&ndash;&gt;-->
<!--&lt;!&ndash;{// code for IE6, IE5&ndash;&gt;-->
<!--&lt;!&ndash;xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");&ndash;&gt;-->
<!--&lt;!&ndash;}&ndash;&gt;-->
<!--&lt;!&ndash;xmlhttp.onreadystatechange=function()&ndash;&gt;-->
<!--&lt;!&ndash;{&ndash;&gt;-->
<!--&lt;!&ndash;if (xmlhttp.readyState==4 && xmlhttp.status==200)&ndash;&gt;-->
<!--&lt;!&ndash;{&ndash;&gt;-->
<!--&lt;!&ndash;document.getElementById("myDiv").innerHTML=xmlhttp.responseText;&ndash;&gt;-->
<!--&lt;!&ndash;}&ndash;&gt;-->
<!--&lt;!&ndash;}&ndash;&gt;-->
<!--&lt;!&ndash;xmlhttp.open("GET","/ajax/demo_get.asp" + Math.random(),true);&ndash;&gt;-->
<!--&lt;!&ndash;xmlhttp.send();&ndash;&gt;-->
<!--&lt;!&ndash;}&ndash;&gt;-->
<!--&lt;!&ndash;</script>&ndash;&gt;-->
<script type="text/javascript">
function loadXMLDoc()
{
var xmlhttp;
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)
{
document.getElementById("myDiv").innerHTML=xmlhttp.responseText;
}
}
xmlhttp.open("GET","/ajax/test1.txt",true);
xmlhttp.send();
}
</script>
<script type="text/javascript">
function showHint(str)
{
var xmlhttp;
if (str.length==0)
{
document.getElementById("txtHint").innerHTML="";
return;
}
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)
{
document.getElementById("txtHint").innerHTML=xmlhttp.responseText;
}
}
xmlhttp.open("GET","/ajax/gethint.asp?q="+str,true);
xmlhttp.send();
}
function showCustomer(str)
{
var xmlhttp;
if (str=="")
{
document.getElementById("txtHint").innerHTML="";
return;
}
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)
{
document.getElementById("txtHint").innerHTML=xmlhttp.responseText;
}
}
xmlhttp.open("GET","getcustomer.asp?q="+str,true);
xmlhttp.send();
}
</script>
</head>
<body>
<h2>AJAX</h2>
<button type="button" onclick="loadXMLDoc()">请求数据</button>
<div id="myDiv"></div>
<div id="myDiv"><h2>Let AJAX change this text</h2></div>
<button type="button" onclick="loadXMLDoc()">通过 AJAX 改变内容</button>
<h3>请在下面的输入框中键入字母(A - Z):</h3>
<form action="">
姓氏:<input type="text" id="txt1" onkeyup="showHint(this.value)" />
</form>
<p>建议:<span id="txtHint"></span></p>
</body>
</html>

2016/1/14Ajax

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原文地址:http://www.cnblogs.com/whatcanido/p/5131727.html

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