后端 controller层
//使用jsonp
@RequestMapping(value = "authCode")
@ResponseBody
public String getMobileAuthCode( HttpServletRequest request, String callback)
throws Exception {
String result = "{'ret':'true'}";
//加上返回参数
result=callback+"("+result+")";
return result;
}
前端 firstjsonp.jsp
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<script src="jquery.min.js"></script>
<script type="text/javascript">
$.ajax({
url: 'http://192.168.1.9:8080/ssh/sss/authCode',
type: 'post',
dataType:'jsonp',
jsonp: "callback",
success:function(data){
alert(data.ret)
},
error:function(data){
$('#sname').html("获取验证码失败，请重试！");
}
});
</script>
</head>
<body>
姓名：<input type = "text" name= "sname" id="sname" >
</body>
</html>