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最简单的JQuery + AJAX

2016-07-30 14:51 351 查看
test.html Jquery版本的Ajax

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta charset="utf-8">
<title>Bootstrap 实例 - 标签式的导航菜单</title>
<script src="http://lib.sinaapp.com/js/jquery/1.9.1/jquery-1.9.1.min.js"></script>
<script>
$(function(){

$('#send').click(function(){

$.ajax({

type: "GET",

url: "test.php",

data: 'a=123&b=456',

success: function(data){

$('#resText').empty();   //清空resText里面的所有内容

$('#resText').html(data);

}

});

});

});
</script>
</head>
<body>

<div class="container">

<input type='button' id='send' value='test' />
<span id='resText'></span>
</div>
</body>
</html>

test2.html 非Jquery版本的Ajax

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta charset="utf-8">
<title>Test Jquery+ AJAX2</title>
<script>
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("resText").innerHTML=xmlhttp.responseText;
}
}
xmlhttp.open("GET","test.php?a=123&b=567",true);
xmlhttp.send();
}
</script>
</head>
<body>

<div class="container">

<input type='button' id='send' onclick="loadXMLDoc()" value='test' />
<span id='resText' ></span>
</div>
</body>
</html>


test.php

<?php
echo $_GET['a']."=".$_GET['b'];
?>
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