本地实验有成功的吗，我下了那个json文件，用的是wamp服务器，但还是不行
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta charset="utf-8">
<title>使用getJSON()方法异步加载JSON格式数据</title>
<script src="http://libs.baidu.com/jquery/1.9.0/jquery.js" type="text/javascript"></script>
<style type="text/css" media="screen">
#divtest{width: 282px;}
#divtest .title{
padding: 8px;
background-color:Blue;
color:#fff;
height: 23px;
line-height: 23px;
font-size: 15px;
font-weight: bold;
}
ul{
float: left;
width: 280px;
padding: 5px 0px;
margin: 0px;
font-size: 14px;
list-style-type: none;
}
ul li{
float: left;
width: 280px;
height: 23px;
line-height: 23px;
padding: 3px 8px;
}
.fl{float: left;}
.fr{float: right;}
</style>
</head>
<body>
<div id="divtest">
<div class="title">
<span class="fl">我最喜欢的一项运动</span>
<span class="fr">
<input id="btnShow" type="button" value="加载" />
</span>
</div>
<ul></ul>
</div>
<script type="text/javascript">
$(function () {
$("#btnShow").bind("click", function () {
var $this = $(this);
$.getJSON("http://localhost/sport.json",function(data){
$this.attr("disabled", "true");
$.each(data, function (index, sport) {
if(index==3)
$("ul").append("<li>" + sport["name"] + "</li>");
});
});
});
});
</script>
</body>
</html>
