struts1+ajax+json/xml
2014-12-02 08:53
447 查看
Struts1+JQuery+JSON/XML的例子
1.Struts+JQuery+XML
struts-config.xml如下：
[xhtml]
view plaincopy
<action
attribute="testForm"
input="/indexxml.jsp"
name="testForm"
path="/testxml"
scope="request"
type="action.TestXmlAction"
validate="false" />
TestxmlAction.java如下:
[java]
view plaincopy
/*
* Generated by MyEclipse Struts
* Template path: templates/java/JavaClass.vtl
*/
package action;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import form.TestForm;
/**
* MyEclipse Struts
* Creation date: 03-05-2010
*
* XDoclet definition:
* @struts.action path="/test" name="testForm" input="index.jsp" scope="request"
*/
public class TestXmlAction extends Action {
/*
* Generated Methods
*/
/**
* Method execute
* @param mapping
* @param form
* @param request
* @param response
* @return ActionForward
* @throws IOException
*/
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) throws IOException {
TestForm testForm = (TestForm) form;// TODO Auto-generated method stub
response.setContentType("text/xml; charset=utf-8");//传输xml时要用html
response.setCharacterEncoding("utf-8");
System.out.println(testForm.getTestvalue());
PrintWriter pw=response.getWriter();
//1.传递单个参数,注意应将text/xml改为text/html
/*int i=9;
pw.print(i);
pw.flush();*/
//2.生成xml文件返回给html页面,此时list里面为单个String
/* StringBuilder xml = new StringBuilder();
List<String> list=new ArrayList<String>();
list.add("aaa");
list.add("bbb");
list.add("ccc");
xml.append("<items>");
for (Object o : list) {
xml.append("<item>").append(o).append("</item>");
}
xml.append("</items>");
System.out.println(xml);
pw.print(xml.toString());
pw.flush();*/
//3.生成xml文件返回给html页面,此时list里面为对象类型
/*response.setContentType("text/xml;charset=utf-8");
StringBuilder xml = new StringBuilder();
List<User> list=new ArrayList<User>();
User user1=new User();
User user2=new User();
User user3=new User();
user1.setUsername("username1");
user1.setPassword(1);
user2.setUsername("username2");
user2.setPassword(2);
user3.setUsername("username3");
user3.setPassword(3);
list.add(user1);
list.add(user2);
list.add(user3);
xml.append("<items>");
for (int i=0;i<list.size();i++) {
xml.append("<itemslist>");
xml.append("<username>").append(list.get(i).getUsername()).append("</username>");
xml.append("<password>").append(list.get(i).getPassword()).append("</password>");
xml.append("</itemslist>");
}
xml.append("</items>");
System.out.println(xml);
pw.print(xml.toString());*/
return null;
}
}
辅助类User:
[java]
view plaincopy
package action;
public class User {
private String username;
private int password;
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public int getPassword() {
return password;
}
public void setPassword(int password) {
this.password = password;
}
}
indexxml.jsp如下：
[java]
view plaincopy
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>MyStrutsJQueryJson</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript" src="/S1.2SHJQuery/js/jquery-1.4.2.js"></script>
<script type="text/javascript">
//1.jquery单独传递单个参数
/*$(function(){
alert("start");
$.post("testxml.do",{testvalue:$('#test').val()},function(data){
alert(data);
})
})*/
//2.jquery单独传递含单个参数的list,采用的是xml形式
$(function(){
$.post("testxml.do",{testvalue:$('#test').val()},function(data){
var items = data.getElementsByTagName("item");
alert(items.length);
for(var i=0;i<items.length;i++){
alert(items[i].childNodes[0].nodeValue);
}
})
})
//3.jquery单独传递含对象类型的list,,采用的是xml形式
/*$(function(){
$.post("testxml.do",{testvalue:$('#test').val()},function(data){
var items = data.getElementsByTagName("itemslist");
//循环输出username和password
for(var i=0;i<items.length;i++){
var childs=items[i].childNodes;
for(var j=0;j<childs.length;j++){
alert(childs[j].firstChild.nodeValue);
}
}
})
})
*/
</script>
</head>
<body>
<form action="/testxml.do">
<input type="button" value="JQuery" id="jquerytest"><br>
<input type="text" value="JQuery test" name="test" id="test">
<font id="userlogin">登陆</font><span id="loading"></span>
<p id="result"></p>
</form>
</body>
</html>
2.Struts+JQuery+JSON
TestAction如下:
[java]
view plaincopy
/*
* Generated by MyEclipse Struts
* Template path: templates/java/JavaClass.vtl
*/
package action;
import
1277b
java.io.IOException;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import net.sf.json.JSONArray;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import form.TestForm;
/**
* MyEclipse Struts
* Creation date: 03-05-2010
*
* XDoclet definition:
* @struts.action path="/test" name="testForm" input="index.jsp" scope="request"
*/
public class TestAction extends Action {
/*
* Generated Methods
*/
/**
* Method execute
* @param mapping
* @param form
* @param request
* @param response
* @return ActionForward
* @throws UnsupportedEncodingException
*/
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) throws UnsupportedEncodingException {
TestForm testForm = (TestForm) form;// TODO Auto-generated method stub
response.setContentType("text/json; charset=utf-8"); //注意设置为json，如果为xml，则设为xml
/* response.setContentType("text/xml; charset=utf-8");传输xml时要用xml
* response.setCharacterEncoding("utf-8");
* */
System.out.println(testForm.getTestvalue());
//1.struts1.2+JQuery+Json传递list参数，此时list的类型为String
/*List<String> list=new ArrayList<String>();
list.add("string1");
list.add("string2");
list.add("string3");
JSONArray json=JSONArray.fromObject(list);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/
//2.struts1.2+JQuery+Json传递Map参数
/*Map<String,String> map=new HashMap<String,String>();
map.put("name1","string1");
map.put("name2","string2");
map.put("name3","string3");
JSONArray json=JSONArray.fromObject(map);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/
//3.传递单个String值
/*String singlepara="{/"name/":'中国'}";//要注意格式
JSONObject json=JSONObject.fromObject(test);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/
//4.struts1.2+JQuery+Json传递User参数
/*User user1=new User();
user1.setPassword(1);
String username = "你好";
user1.setUsername(username);
//user1.setUsername(new String(username.getBytes("utf-8"), "iso8859-1"));
JSONObject json=JSONObject.fromObject(user1);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/
//5.struts1.2+JQuery+Json传递list参数，此时list的类型为String
List<User> list=new ArrayList<User>();
User user1=new User();
user1.setPassword(1);
user1.setUsername("u1");
User user2=new User();
user2.setPassword(2);
user2.setUsername("u2");
User user3=new User();
user3.setPassword(3);
user3.setUsername("u3");
list.add(user1);
list.add(user2);
list.add(user3);
JSONArray json=JSONArray.fromObject(list);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
}
struts-config.xml如下：
[c-sharp]
view plaincopy
<action
attribute="testForm"
input="/index.jsp"
name="testForm"
path="/test"
scope="request"
type="action.TestAction"
validate="false" />
index.jsp如下：
[java]
view plaincopy
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>struts+jquery+json</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript" src="/MyStrutsJQueryJson/js/jquery-1.4.2.js"></script>
<script type="text/javascript">
/*1.struts1.2+JQuery+Json传递list参数，此时list的类型为String
$(function(){
$("#submitbutton").click(function(){
var params={testvalue:$('#test').val()};
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
//data值：["string1","string2","string3"]
alert("成功");
alert(data.length);
for(var j=0;j<data.length;j++)
{
alert(data[j]);
}
},
error: function(){
alert("失败");
}
})
})
})*/
//2.struts1.2+JQuery+Json传递Map参数
/*$(function(){
$("#submitbutton").click(function(){
alert("start");
var params={testvalue:$('#test').val()};
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
//alert(data.name1);//缺点是须知道属性名，在JSONArray下
//迭代循环输出
//data值为:[{"name3":"string3","name1":"string1","name2":"string2"}]
$.each(data[0],function(key,value){
alert(key+" "+value);
})
},
error: function(){
alert("失败");
}
})
})
})*/
//3.struts1.2+JQuery+Json传递String参数
/*
$(function(){
$("#submitbutton").click(function(){
var params={testvalue:$('#test').val()};
alert("start");
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
alert("成功");
alert(data.name);
},
error: function(){
alert("失败");
}
})
})
})*/
//4.struts1.2+JQuery+Json传递User参数
/*$(function(){
$("#submitbutton").click(function(){
var params={testvalue:$('#test').val()};
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
//data值为：{"password":1,"username":"你好"}
alert("成功");
alert(data.username);
alert(data.password);
},
error: function(){
alert("失败");
}
})
})
})*/
//5.struts1.2+JQuery+Json传递list参数，此时list的类型为User
$(function(){
$("#submitbutton").click(function(){
var params={testvalue:$('#test').val()};
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
alert("成功");
//data值：[{"password":1,"username":"u1"},{"password":2,"username":"u2"},{"password":3,"username":"u3"}]
/*for(var j=0;j<data.length;j++)
{
alert(data[j].username);
alert(data[j].password);
}*/
$.each(data,function(i){
$.each(data[i],function(key,value){
alert(key+" "+value);
})
})
},
error: function(){
alert("失败");
}
})
})
})
</script>
</head>
<body>
测试输入框：<input type="text" id="test" name="hello"><br>
<input type="button" name="submitbutton" id="submitbutton" value="提交">
</body>
</html>
1.Struts+JQuery+XML
struts-config.xml如下：
[xhtml]
view plaincopy
<action
attribute="testForm"
input="/indexxml.jsp"
name="testForm"
path="/testxml"
scope="request"
type="action.TestXmlAction"
validate="false" />
TestxmlAction.java如下:
[java]
view plaincopy
/*
* Generated by MyEclipse Struts
* Template path: templates/java/JavaClass.vtl
*/
package action;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import form.TestForm;
/**
* MyEclipse Struts
* Creation date: 03-05-2010
*
* XDoclet definition:
* @struts.action path="/test" name="testForm" input="index.jsp" scope="request"
*/
public class TestXmlAction extends Action {
/*
* Generated Methods
*/
/**
* Method execute
* @param mapping
* @param form
* @param request
* @param response
* @return ActionForward
* @throws IOException
*/
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) throws IOException {
TestForm testForm = (TestForm) form;// TODO Auto-generated method stub
response.setContentType("text/xml; charset=utf-8");//传输xml时要用html
response.setCharacterEncoding("utf-8");
System.out.println(testForm.getTestvalue());
PrintWriter pw=response.getWriter();
//1.传递单个参数,注意应将text/xml改为text/html
/*int i=9;
pw.print(i);
pw.flush();*/
//2.生成xml文件返回给html页面,此时list里面为单个String
/* StringBuilder xml = new StringBuilder();
List<String> list=new ArrayList<String>();
list.add("aaa");
list.add("bbb");
list.add("ccc");
xml.append("<items>");
for (Object o : list) {
xml.append("<item>").append(o).append("</item>");
}
xml.append("</items>");
System.out.println(xml);
pw.print(xml.toString());
pw.flush();*/
//3.生成xml文件返回给html页面,此时list里面为对象类型
/*response.setContentType("text/xml;charset=utf-8");
StringBuilder xml = new StringBuilder();
List<User> list=new ArrayList<User>();
User user1=new User();
User user2=new User();
User user3=new User();
user1.setUsername("username1");
user1.setPassword(1);
user2.setUsername("username2");
user2.setPassword(2);
user3.setUsername("username3");
user3.setPassword(3);
list.add(user1);
list.add(user2);
list.add(user3);
xml.append("<items>");
for (int i=0;i<list.size();i++) {
xml.append("<itemslist>");
xml.append("<username>").append(list.get(i).getUsername()).append("</username>");
xml.append("<password>").append(list.get(i).getPassword()).append("</password>");
xml.append("</itemslist>");
}
xml.append("</items>");
System.out.println(xml);
pw.print(xml.toString());*/
return null;
}
}
辅助类User:
[java]
view plaincopy
package action;
public class User {
private String username;
private int password;
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public int getPassword() {
return password;
}
public void setPassword(int password) {
this.password = password;
}
}
indexxml.jsp如下：
[java]
view plaincopy
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>MyStrutsJQueryJson</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript" src="/S1.2SHJQuery/js/jquery-1.4.2.js"></script>
<script type="text/javascript">
//1.jquery单独传递单个参数
/*$(function(){
alert("start");
$.post("testxml.do",{testvalue:$('#test').val()},function(data){
alert(data);
})
})*/
//2.jquery单独传递含单个参数的list,采用的是xml形式
$(function(){
$.post("testxml.do",{testvalue:$('#test').val()},function(data){
var items = data.getElementsByTagName("item");
alert(items.length);
for(var i=0;i<items.length;i++){
alert(items[i].childNodes[0].nodeValue);
}
})
})
//3.jquery单独传递含对象类型的list,,采用的是xml形式
/*$(function(){
$.post("testxml.do",{testvalue:$('#test').val()},function(data){
var items = data.getElementsByTagName("itemslist");
//循环输出username和password
for(var i=0;i<items.length;i++){
var childs=items[i].childNodes;
for(var j=0;j<childs.length;j++){
alert(childs[j].firstChild.nodeValue);
}
}
})
})
*/
</script>
</head>
<body>
<form action="/testxml.do">
<input type="button" value="JQuery" id="jquerytest"><br>
<input type="text" value="JQuery test" name="test" id="test">
<font id="userlogin">登陆</font><span id="loading"></span>
<p id="result"></p>
</form>
</body>
</html>
2.Struts+JQuery+JSON
TestAction如下:
[java]
view plaincopy
/*
* Generated by MyEclipse Struts
* Template path: templates/java/JavaClass.vtl
*/
package action;
import
1277b
java.io.IOException;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import net.sf.json.JSONArray;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import form.TestForm;
/**
* MyEclipse Struts
* Creation date: 03-05-2010
*
* XDoclet definition:
* @struts.action path="/test" name="testForm" input="index.jsp" scope="request"
*/
public class TestAction extends Action {
/*
* Generated Methods
*/
/**
* Method execute
* @param mapping
* @param form
* @param request
* @param response
* @return ActionForward
* @throws UnsupportedEncodingException
*/
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) throws UnsupportedEncodingException {
TestForm testForm = (TestForm) form;// TODO Auto-generated method stub
response.setContentType("text/json; charset=utf-8"); //注意设置为json，如果为xml，则设为xml
/* response.setContentType("text/xml; charset=utf-8");传输xml时要用xml
* response.setCharacterEncoding("utf-8");
* */
System.out.println(testForm.getTestvalue());
//1.struts1.2+JQuery+Json传递list参数，此时list的类型为String
/*List<String> list=new ArrayList<String>();
list.add("string1");
list.add("string2");
list.add("string3");
JSONArray json=JSONArray.fromObject(list);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/
//2.struts1.2+JQuery+Json传递Map参数
/*Map<String,String> map=new HashMap<String,String>();
map.put("name1","string1");
map.put("name2","string2");
map.put("name3","string3");
JSONArray json=JSONArray.fromObject(map);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/
//3.传递单个String值
/*String singlepara="{/"name/":'中国'}";//要注意格式
JSONObject json=JSONObject.fromObject(test);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/
//4.struts1.2+JQuery+Json传递User参数
/*User user1=new User();
user1.setPassword(1);
String username = "你好";
user1.setUsername(username);
//user1.setUsername(new String(username.getBytes("utf-8"), "iso8859-1"));
JSONObject json=JSONObject.fromObject(user1);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/
//5.struts1.2+JQuery+Json传递list参数，此时list的类型为String
List<User> list=new ArrayList<User>();
User user1=new User();
user1.setPassword(1);
user1.setUsername("u1");
User user2=new User();
user2.setPassword(2);
user2.setUsername("u2");
User user3=new User();
user3.setPassword(3);
user3.setUsername("u3");
list.add(user1);
list.add(user2);
list.add(user3);
JSONArray json=JSONArray.fromObject(list);
try {
PrintWriter out=response.getWriter();
System.out.println(json);
out.print(json);
out.flush();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
}
struts-config.xml如下：
[c-sharp]
view plaincopy
<action
attribute="testForm"
input="/index.jsp"
name="testForm"
path="/test"
scope="request"
type="action.TestAction"
validate="false" />
index.jsp如下：
[java]
view plaincopy
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>struts+jquery+json</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript" src="/MyStrutsJQueryJson/js/jquery-1.4.2.js"></script>
<script type="text/javascript">
/*1.struts1.2+JQuery+Json传递list参数，此时list的类型为String
$(function(){
$("#submitbutton").click(function(){
var params={testvalue:$('#test').val()};
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
//data值：["string1","string2","string3"]
alert("成功");
alert(data.length);
for(var j=0;j<data.length;j++)
{
alert(data[j]);
}
},
error: function(){
alert("失败");
}
})
})
})*/
//2.struts1.2+JQuery+Json传递Map参数
/*$(function(){
$("#submitbutton").click(function(){
alert("start");
var params={testvalue:$('#test').val()};
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
//alert(data.name1);//缺点是须知道属性名，在JSONArray下
//迭代循环输出
//data值为:[{"name3":"string3","name1":"string1","name2":"string2"}]
$.each(data[0],function(key,value){
alert(key+" "+value);
})
},
error: function(){
alert("失败");
}
})
})
})*/
//3.struts1.2+JQuery+Json传递String参数
/*
$(function(){
$("#submitbutton").click(function(){
var params={testvalue:$('#test').val()};
alert("start");
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
alert("成功");
alert(data.name);
},
error: function(){
alert("失败");
}
})
})
})*/
//4.struts1.2+JQuery+Json传递User参数
/*$(function(){
$("#submitbutton").click(function(){
var params={testvalue:$('#test').val()};
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
//data值为：{"password":1,"username":"你好"}
alert("成功");
alert(data.username);
alert(data.password);
},
error: function(){
alert("失败");
}
})
})
})*/
//5.struts1.2+JQuery+Json传递list参数，此时list的类型为User
$(function(){
$("#submitbutton").click(function(){
var params={testvalue:$('#test').val()};
$.ajax({
url:"test.do",
data:params,
type:'post',
dataType:'json',
success:function(data){
alert("成功");
//data值：[{"password":1,"username":"u1"},{"password":2,"username":"u2"},{"password":3,"username":"u3"}]
/*for(var j=0;j<data.length;j++)
{
alert(data[j].username);
alert(data[j].password);
}*/
$.each(data,function(i){
$.each(data[i],function(key,value){
alert(key+" "+value);
})
})
},
error: function(){
alert("失败");
}
})
})
})
</script>
</head>
<body>
测试输入框：<input type="text" id="test" name="hello"><br>
<input type="button" name="submitbutton" id="submitbutton" value="提交">
</body>
</html>
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