访问一个快递查询接口；
html如下：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<script type="text/javascript" src="js/jquery-1.8.2.min.js"></script>
<script type="text/javascript">
$(function(){
$("#btnCrossDomainRequest").click(
function(){
var url = 'http://api.ickd.cn/?id=109113&secret=89f3f9f42a70268ccf2ee966674fed1d&com=zhongtong&nu=6108241734&type=json&encode=utf-8&jsoncallback=?';
$.getJSON(url,function(data){
console.log(data);
});
}
);
})
</script>
</head>
<body>
<button id="btnCrossDomainRequest">点击</button>
</body>
</html>
firebug如下：
