jQuery form插件的使用--处理server返回的JSON, XML,HTML数据

详细代码:

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>jQuery form插件的使用--处理server返回的JSON, XML,HTML数据</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<script src="jquery-1.3.1.js" type="text/javascript"></script>
<script src="jquery.form.js" type="text/javascript"></script>
<script type="text/javascript"> // json
$(document).ready(function() {
$('#myForm').ajaxForm({
// 声明 服务器返回数据的类型.
dataType: 'json',
success: processJson
});
}); function processJson(data) {
// 'data'是一个json对象,从服务器返回的.
$('#jsonOut').html(data.name + " "+data.address + " "+data.comment);
} // xml
$(document).ready(function() {
$('#xmlForm').ajaxForm({
// 声明 服务器返回数据的类型.
dataType: 'xml',
success: processXml
});
}); function processXml(responseXML) {
// 'responseXML' 是一个XML的文档 ,从服务器返回的.
var name = $('name', responseXML).text();
var address = $('address', responseXML).text();
var comment = $('comment', responseXML).text();
$('#xmlOut').html(name + " "+address + " "+comment);
} // html
$(document).ready(function() {
$('#htmlForm').ajaxForm({
// 用服务器返回的数据 更新 id为 htmlcssrain 的内容.
target: '#htmlOut',
success: function() {
$('#htmlOut').fadeIn('slow');
}
});
}); </script>
</head> <body>
<h3> Demo 8 : jQuery form插件的使用--处理server返回的JSON, XML,HTML数据</h3> <!-- demo1 json-->
<h4>json方式返回</h4>
<form id="myForm" action="json.jsp" method="post">
名称: <input type="text" name="name" id="name" /> <br/>
地址: <input type="text" name="address" id="address"/><br/>
自我介绍: <textarea name="comment" id="comment" ></textarea> <br/>
<input type="submit" id="test" value="json方式返回" /> <br/>
<div id="jsonOut" ></div>
</form> <!-- demo2 xml-->
<h4>xml方式返回</h4>
<form id="xmlForm" action="xml.jsp" method="post">
名称: <input type="text" name="xmlname" id="xmlname" /> <br/>
地址: <input type="text" name="xmladdress" id="xmladdress"/><br/>
自我介绍: <textarea name="xmlcomment" id="xmlcomment" ></textarea> <br/>
<input type="submit" id="xmltest" value="xml方式返回" /> <br/>
<div id="xmlOut" ></div>
</form> <!-- demo3 html-->
<h4>html方式返回</h4>
<form id="htmlForm" action="html.jsp" method="post">
名称: <input type="text" name="htmlname" id="htmlname" /> <br/>
地址: <input type="text" name="htmladdress" id="htmladdress"/><br/>
自我介绍: <textarea name="htmlcomment" id="htmlcomment" ></textarea> <br/>
<input type="submit" id="htmltest" value="html方式返回" /> <br/>
<div id="htmlOut" ></div>
</form> </body>
</html>

新建json.jsp文件:

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
request.setCharacterEncoding("UTF-8");//防止乱码!
String name = request.getParameter("name");
String address = request.getParameter("address");
String comment = request.getParameter("comment");
System.out.println(name + " - " +address + " - " +comment);
out.println( "{ name : '" +name+ "' , address : '"+address+ "' ,comment : '"+comment+ "' }" );
%>

新建xml.jsp文件:

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
request.setCharacterEncoding("UTF-8");//防止乱码!
String name = request.getParameter("xmlname");
String address = request.getParameter("xmladdress");
String comment = request.getParameter("xmlcomment");
System.out.println(name + " - " +address + " - " +comment);
response.setContentType("text/xml");//注意,由于你是以xml形式传递过来的,所以这里必须写。
out.print("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
out.print("<root>");
out.print("<name>"+name+"</name>");
out.print("<address>"+address+"</address>");
out.print("<comment>"+comment+"</comment>");
out.print("</root>");
%>

新建一个html.jsp文件:

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
request.setCharacterEncoding("UTF-8");//防止乱码!
String name = request.getParameter("htmlname");
String address = request.getParameter("htmladdress");
String comment = request.getParameter("htmlcomment");
System.out.println(name + " - " +address + " - " +comment);
out.println( "<div style='background-color:#ffa; padding:20px'>"+name+" "+address+" "+comment+"</div>" );
%>
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