JQuery 发送Json格式数据

article/2025/9/28 8:09:53

简述：

需要封装一组Json格式的数据到服务器

知识点：

1. 调用jquery.json的库

2. AJAX Post 请求

Jquery下载地址

http://jquery.com/download/

Jquery.json

http://code.google.com/p/jquery-json/

代码：

testSendJson.jsp

<%@ page contentType="text/html;charset=UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<c:set var="ctx" value="${pageContext.request.contextPath}" /><html>
<head>
<title>发送Json格式数据</title><script type="text/javascript" src="./lib/js/jquery-1.8.3.js" ></script>
<script type="text/javascript" src="./lib/js/jquery.json-2.4.min.js"></script><script type="text/javascript">
function sendJson() {var requestStr = {reqStr:  'test parameter'};var request = { requestId: 'asdfasdfa',sessionId: 'asdfasdfasdf',userName: 'Jeremy',password:'123',request: requestStr};//调用了jquery.json 库var encoded = $.toJSON( request );var jsonStr = encoded;var actionStr = $("#actionPath").val();$.ajax({url : "${ctx}/" + actionStr,type : 'POST',data : jsonStr,dataType : 'json',//contentType : 'application/json',success : function(data, status, xhr) {
//         Do Anything After get Return data
//			$.each(data.payload, function(index){
//				$("#result").append("</br>" + data.payload[index].beanStr);
//			});},Error : function(xhr, error, exception) {// handle the error.  alert(exception.toString());}});
}
</script>
</head>
<body><!-- Send JSON --><B>Action Path:   </B><input id="actionPath"  type="text"  style="width: 300px;"/><button class="button" id="buttonUpload" style="margin-left:10px;"οnclick="return sendJson();">Send</button><div id="result" >result: </div>
</body>
</html>

输出：