struts2增删改查---layer---iframe层

在这里写一下struts2中的简单的增删改查

struts.xml中的配置

 1 <?xml version="1.0" encoding="UTF-8" ?>
 2 <!DOCTYPE struts PUBLIC
 3     "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
 4     "http://struts.apache.org/dtds/struts-2.0.dtd">
 5 
 6 <struts>
 7     
 8  <package name="aa" namespace="/user"  extends="struts-default">
 9  
10   <action name="abc"   class="com.zr.Struts2Text"  method="showstuent">
11     <result name="ok110">/show.jsp</result>
12   </action>
13   <action name="add"   class="com.zr.Struts2Text"  method="add">
14     <result name="ok110" type="redirectAction">abc.action?ye=1</result>
15   </action>
16   <action name="deletee"   class="com.zr.Struts2Text"  method="deletee">
17     <result name="ok110" type="redirectAction">abc.action?ye=1</result>
18   </action>
19   <action name="toupdate"   class="com.zr.Struts2Text"  method="toupdate">
20     <result name="ok110" >/update.jsp</result>
21   </action>
22   <action name="update"   class="com.zr.Struts2Text"  method="update">
23     <result name="ok110" type="redirectAction">abc.action?ye=1</result>
24   </action>
25  
26  </package>
27  
28  
29   <package name="bb" namespace="/class"  extends="struts-default">
30  
31   <action name="abc"   class="com.zr.ClassStruts2Text"  method="showstuent">
32     <result name="ok110">/Classshow.jsp</result>
33   </action>
34   <action name="add"   class="com.zr.ClassStruts2Text"  method="add">
35     <result name="ok110" type="redirectAction">abc.action?ye=1</result>
36   </action>
37   <action name="deletee"   class="com.zr.ClassStruts2Text"  method="deletee">
38     <result name="ok110" type="redirectAction">abc.action?ye=1</result>
39   </action>
40   <action name="toupdate"   class="com.zr.ClassStruts2Text"  method="toupdate">
41     <result name="ok110" >/Classupdate.jsp</result>
42   </action>
43   <action name="update"   class="com.zr.ClassStruts2Text"  method="update">
44     <result name="ok110" type="redirectAction">abc.action?ye=1</result>
45   </action>
46  
47  </package>
48 
49 </struts>

web.xml配置

 1 <?xml version="1.0" encoding="UTF-8"?>
 2 <web-app version="2.5" 
 3     xmlns="http://java.sun.com/xml/ns/javaee" 
 4     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
 5     xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
 6     http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
 7   <welcome-file-list>
 8     <welcome-file>index.jsp</welcome-file>
 9   </welcome-file-list>
10   
11 
12 <filter>
13 <filter-name>filter</filter-name>
14 <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
15 </filter>
16 <filter-mapping>
17 <filter-name>filter</filter-name>
18 <url-pattern>/*</url-pattern>
19 </filter-mapping>
20   
21   
22 </web-app>

index.jsp页面

 1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
 2 <%
 3 String path = request.getContextPath();
 4 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 5 %>
 6 
 7 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
 8 <html>
 9   <head>
10     <base href="<%=basePath%>">
11     
12     <title>My JSP 'index.jsp' starting page</title>
13     <meta http-equiv="pragma" content="no-cache">
14     <meta http-equiv="cache-control" content="no-cache">
15     <meta http-equiv="expires" content="0">    
16     <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
17     <meta http-equiv="description" content="This is my page">
18     <!--
19     <link rel="stylesheet" type="text/css" href="styles.css">
20     -->
21   </head>
22   
23   <body>
24    
25  <button><a  href="user/abc.action?ye=1"> 查询users表  </a></button><br/>
26  <button><a  href="class/abc.action?ye=1"> 查询class表  </a></button>
27    
28   </body>
29 </html>

Struts2Text.ava

  1 package com.zr;
  2 
  3 import java.util.ArrayList;
  4 import java.util.List;
  5 import java.util.Map;
  6 
  7 import com.opensymphony.xwork2.ActionSupport;
  8 
  9 public class Struts2Text  extends ActionSupport{
 10     Jdbc jdbc=new Jdbc();
 11     
 12     List<Student>  list = new ArrayList<Student>();
 13     Student   student = new Student();
 14     Service  service  =  new  Service(); 
 15     
 16     String username = student.getUsername();
 17     String password = student.getPassword();
 18     int id = student.getId();
 19     int count = student.getCount();
 20     String ye = student.getYe();
 21     
 22     
 23     
 24     public int getCount() {
 25         return count;
 26     }
 27     public void setCount(int count) {
 28         this.count = count;
 29     }
 30     public String getYe() {
 31         return ye;
 32     }
 33     public void setYe(String ye) {
 34         this.ye = ye;
 35     }
 36     public Student getStudent() {
 37         return student;
 38     }
 39     public void setStudent(Student student) {
 40         this.student = student;
 41     }
 42     public int getId() {
 43         return id;
 44     }
 45     public void setId(int id) {
 46         this.id = id;
 47     }
 48     public String getUsername() {
 49         return username;
 50     }
 51     public void setUsername(String username) {
 52         this.username = username;
 53     }
 54     public String getPassword() {
 55         return password;
 56     }
 57     public void setPassword(String password) {
 58         this.password = password;
 59     }
 60     
 61     
 62     
 63     public List<Student> getList() {
 64         return list;
 65     }
 66     public void setList(List<Student> list) {
 67         this.list = list;
 68     }
 69 
 70     
 71     //查
 72     public  String  showstuent(){
 73         if(ye==null){
 74             ye="1";
 75         }
 76         list = service.show(ye);
 77         count=service.tablecount();
 78         return "ok110"; 
 79      }
 80     //增
 81     public String add(){
 82         service.add(username,password);
 83         return "ok110"; 
 84     }
 85     //删
 86     public String deletee(){
 87         service.deletee(id);
 88         return "ok110"; 
 89     }
 90     
 91     //改
 92     public String toupdate(){
 93          student = service.toupdate(id);
 94         return "ok110"; 
 95     }
 96     public String update(){
 97         System.out.println(id);
 98         service.update(id,username,password);
 99         return "ok110"; 
100     }
101 }

jdbc搭建

 1 package com.zr;
 2 
 3 import java.sql.Connection;
 4 import java.sql.DriverManager;
 5 import java.sql.ResultSet;
 6 import java.sql.SQLException;
 7 import java.sql.Statement;
 8 
 9 public class Jdbc {
10     Connection conn;
11     Statement stem;
12     ResultSet re;
13     /*
14      * jdbc五步走：
15      *          1:加载驱动
16      *          2:创建连接
17      *               2.1:地址 
18      *               2.2:用户名  root
19      *               2.3:密码      123
20      *          3:创建发送执行sql语句对象    
21      *          4:发送执行sql语句
22      *          5:操作结果集  
23      */
24 
25     private void lianjie() {
26         try {
27              Class.forName("com.mysql.jdbc.Driver");
28               conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/zrxz", "root", "root");
29              stem = conn.createStatement();
30         } catch (Exception e) {
31             e.printStackTrace();
32         } 
33     }
34      
35     private void guanbi() {
36         try {
37             if (re!=null) {
38                 re.close();
39             }
40             
41             if (stem!=null) {
42                 stem.close();
43             }
44             if (conn!=null) {
45                 conn.close();
46             }
47         } catch (SQLException e) {
48             // TODO Auto-generated catch block
49             e.printStackTrace();
50         }
51     }
52 
53     /*
54      * 创建一个应用于任何查询的show方法。
55      * 但凡查询功能一定返回一个结果集
56      */
57     public   ResultSet   show (  String sql  ){
58         this.lianjie();
59         try {
60             re=stem.executeQuery(sql);
61         } catch (SQLException e) {
62         }
63         return  re;
64     }
65     
66     public   int    update (  String sql  ){
67         this.lianjie();
68         int i;
69         try {
70             i = stem.executeUpdate(sql);
71             this.guanbi();
72             return i;
73         } catch (SQLException e) {
74         }
75         return 0;
76     }
77     
78 }

service代码

 1 package com.zr;
 2 
 3 import java.sql.ResultSet;
 4 import java.sql.SQLException;
 5 import java.util.ArrayList;
 6 import java.util.List;
 7 
 8 public class Service {
 9     Jdbc     jdbc =  new Jdbc();
10     int page=4;
11     public  List<Student> show(String ye) {
12         int yee = Integer.parseInt(ye);
13         yee=(yee-1)*page;
14          List<Student>  list  = new ArrayList<Student>();
15           ResultSet rs = jdbc.show("select * from  users limit "+yee+","+page+"  ");
16           try {
17             while (rs.next()) {
18                   Student  student =  new  Student();
19                   student.setId(rs.getInt("id"));
20                   student.setUsername(rs.getString("username"));
21                   student.setPassword(rs.getString("password"));
22                   list.add(student);
23             }
24         } catch (SQLException e) {
25         }
26         return list;
27     }
28 
29     public void add(String username, String password) {
30         jdbc.update("insert into users (username,password)values('"+username+"','"+password+"')");
31         
32     }
33 
34     public void deletee(int id) {
35         jdbc.update("delete from users where id='"+id+"'");
36     }
37 
38     public Student toupdate(int id) {
39         Student student=new Student();
40         ResultSet re = jdbc.show("select * from users where id='"+id+"'");
41         try {
42             while (re.next()) {
43                 student.setId(id);
44                 student.setUsername(re.getString("username"));
45                 student.setPassword(re.getString("password"));
46             }
47         } catch (SQLException e) {
48             // TODO Auto-generated catch block
49             e.printStackTrace();
50         }
51         return student;
52     }
53 
54     public void update(int id, String username, String password) {
55         jdbc.update("update users set username='"+username+"',password='"+password+"' where id='"+id+"'");
56         
57     }
58 
59     public int tablecount() {
60         int tablecount=0;
61         int count=0;
62         ResultSet re = jdbc.show("select count(*) from  users ");
63         try {
64             while (re.next()) {
65                  tablecount = re.getInt("count(*)");
66             }
67         } catch (SQLException e) {
68             // TODO Auto-generated catch block
69             e.printStackTrace();
70         }
71         if(tablecount%page==0){
72             count = tablecount/page;
73         }
74         if (tablecount%page!=0) {
75             
76             count = tablecount/page+1;
77         }
78         return count;
79     }
80     
81 }

实体类

 1 package com.zr;
 2 
 3 public class Student {
 4 
 5     
 6     private  int id;
 7     private String username;
 8     private String password;
 9     private String ye;
10     private int count;
11     
12     
13     
14     public String getYe() {
15         return ye;
16     }
17     public void setYe(String ye) {
18         this.ye = ye;
19     }
20     public int getCount() {
21         return count;
22     }
23     public void setCount(int count) {
24         this.count = count;
25     }
26     public int getId() {
27         return id;
28     }
29     public void setId(int id) {
30         this.id = id;
31     }
32     public String getUsername() {
33         return username;
34     }
35     public void setUsername(String username) {
36         this.username = username;
37     }
38     public String getPassword() {
39         return password;
40     }
41     public void setPassword(String password) {
42         this.password = password;
43     }
44     
45 }

add.jsp页面

 1  1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
 2  2 <%
 3  3 String path = request.getContextPath();
 4  4 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 5  5 %>
 6  6 
 7  7 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
 8  8 <html>
 9  9   <head>
10 10     <base href="<%=basePath%>">
11 11     
12 12     <title>My JSP 'add.jsp' starting page</title>
13 13     
14 14     <meta http-equiv="pragma" content="no-cache">
15 15     <meta http-equiv="cache-control" content="no-cache">
16 16     <meta http-equiv="expires" content="0">    
17 17     <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
18 18     <meta http-equiv="description" content="This is my page">
19 19     <!--
20 20     <link rel="stylesheet" type="text/css" href="styles.css">
21 21     -->
22 22 
23 23     <script type="text/javascript" src="layer/layer.js"></script>
24 24     <script type="text/javascript">
25 25     function add(a){
26 26         a.submit();
27 27         var index = parent.layer.getFrameIndex(window.name); //获取窗口索引
28 28         parent.ReloadData();
29 29         parent.layer.close(index); 
30 30         }
31 31     
32 32     </script>
33 33 
34 34 
35 35   </head>
36 36   
37 37   <body>
38 38  <form action="user/add.action" >
39 39  <input type="hidden" name="id">
40 40  <input type="hidden" name="method" value="add">
41 41 <input type="text" name="username" placeholder=" 请输入姓名"><br/>
42 42 <input type="text" name="password" placeholder=" 请输入密码"><br/>
43 43  <input type="button" onclick="javascript:add(this.form)" value="确定添加"><br/>
44 44  </form>
45 45   </body>
46 46 </html>

show.jsp页面

  1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
  2 <%@ taglib  uri="http://java.sun.com/jsp/jstl/core"   prefix="c"%>
  3 <%
  4 String path = request.getContextPath();
  5 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
  6 %>
  7 
  8 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
  9 <html>
 10   <head>
 11     <base href="<%=basePath%>">
 12     
 13     <title>My JSP 'show.jsp' starting page</title>
 14     
 15     <meta http-equiv="pragma" content="no-cache">
 16     <meta http-equiv="cache-control" content="no-cache">
 17     <meta http-equiv="expires" content="0">    
 18     <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
 19     <meta http-equiv="description" content="This is my page">
 20     <!--
 21     <link rel="stylesheet" type="text/css" href="styles.css">
 22     -->
 23     <script type="text/javascript" src="layer/jquery-1.8.2.min.js"></script>
 24     <script type="text/javascript" src="layer/layer.js"></script>
 25     <script type="text/javascript">
 26      function func10() {
 27             //iframe层
 28             layer.open({
 29                 type: 2,
 30                 title: 'layer mobile页',
 31                 closeBtn: 1, //不显示关闭按钮
 32                 shadeClose: true,
 33                 shade: 0.8,
 34                 area: ['380px', '90%'],
 35                 content: 'add.jsp' //iframe的url
 36             }); 
 37         }
 38 
 39      function func11(id) {
 40             //iframe层
 41             layer.open({
 42                 type: 2,
 43                 title: 'layer mobile页',
 44                 closeBtn: 1, //不显示关闭按钮
 45                 shadeClose: true,
 46                 shade: 0.8,
 47                 area: ['380px', '90%'],
 48                 content: 'user/toupdate.action?id='+id //iframe的url
 49             }); 
 50         }
 51      
 52 
 53     function ReloadData(){
 54            window.location.reload();
 55          }
 56     </script>
 57   </head>
 58   
 59   <body>
 60            
 61              <table border="1" bordercolor="gray" >
 62              <tr>
 63               <th>编号</th>
 64                <th>姓名</th>
 65                <th>密码</th>
 66                  <th>删除</th>
 67                  <th>修改</th>
 68              </tr>
 69              <c:forEach items="${list}"  var="a">
 70              <tr>
 71               <td>${a.id}</td>
 72                <td>${a.username}</td>
 73                <td>${a.password}</td>
 74                <td> <a  href="user/deletee.action?id=${a.id}">删除</a></td>
 75                <td> <a  href="javascript:func11(${a.id})">修改</a></td>
 76              </tr>
 77              </c:forEach>
 78              </table>
 79              
 80              <c:if test="${param.ye>1}">
 81              <a href="user/abc?ye=1">首页</a>
 82              </c:if>
 83              <c:if test="${param.ye>1}">
 84              <a href="user/abc?ye=${param.ye-1}">上一页</a>
 85              </c:if>
 86              <c:forEach begin="1" end="${count}" varStatus="a">
 87              <a href="user/abc?ye=${a.index }">${a.index }</a>
 88              </c:forEach>
 89               <c:if test="${param.ye<count}">
 90              <a href="user/abc?ye=${param.ye+1}">下一页</a>
 91              </c:if>
 92              <c:if test="${param.ye<count}">
 93              <a href="user/abc?ye=${count}">尾页</a>
 94              </c:if>
 95              
 96              
 97            <a  href="javascript:func10()"> 添加 </a><br/>
 98            
 99            
100   </body>
101 </html>

update.jsp页面

 1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
 2 <%
 3 String path = request.getContextPath();
 4 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 5 %>
 6 
 7 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
 8 <html>
 9   <head>
10     <base href="<%=basePath%>">
11     
12     <title>My JSP 'update.jsp' starting page</title>
13     
14     <meta http-equiv="pragma" content="no-cache">
15     <meta http-equiv="cache-control" content="no-cache">
16     <meta http-equiv="expires" content="0">    
17     <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
18     <meta http-equiv="description" content="This is my page">
19     <!--
20     <link rel="stylesheet" type="text/css" href="styles.css">
21     -->
22     <script type="text/javascript" src="layer/layer.js"></script>
23     <script type="text/javascript">
24     function update(a){
25        a.submit();
26     var index = parent.layer.getFrameIndex(window.name); //获取窗口索引
27     parent.ReloadData();
28     parent.layer.close(index); 
29    }
30     </script>
31   </head>
32   
33   <body>
34     <form action="user/update.action">
35     <input type="text" name="id" value="${student.id}"><br/>
36 请修改姓名<input type="text" name="username" value="${student.username}"><br/>
37 请修改密码<input type="text" name="password" value="${student.password}"><br/>
38  <input type="button" onclick="javascript:update(this.form)" value="确定修改"><br/>
39     
40     </form>
41   </body>
42 </html>

另一张表的添加页面classadd.jsp

 1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
 2 <%
 3 String path = request.getContextPath();
 4 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 5 %>
 6 
 7 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
 8 <html>
 9   <head>
10     <base href="<%=basePath%>">
11     
12     <title>My JSP 'add.jsp' starting page</title>
13     
14     <meta http-equiv="pragma" content="no-cache">
15     <meta http-equiv="cache-control" content="no-cache">
16     <meta http-equiv="expires" content="0">    
17     <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
18     <meta http-equiv="description" content="This is my page">
19     <!--
20     <link rel="stylesheet" type="text/css" href="styles.css">
21     -->
22     <script type="text/javascript" src="layer/layer.js"></script>
23     <script type="text/javascript">
24     function add(a){
25        a.submit();
26     var index = parent.layer.getFrameIndex(window.name); //获取窗口索引
27     parent.ReloadData();
28     parent.layer.close(index); 
29    }
30     </script>
31     
32   </head>
33   
34   <body>
35  <form action="class/add.action" >
36  <input type="hidden" name="id">
37  <input type="hidden" name="method" value="add">
38  <input type="text" name="studentName" placeholder=" 请输入姓名"><br/>
39  <input type="text" name="color" placeholder=" 请输入颜色"><br/>
40  <input type="button" onclick="javascript:add(this.form)" value="确认添加"><br/>
41  </form>
42   </body>
43 </html>

另一张表修改页面classupdate.jsp

 1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
 2 <%
 3 String path = request.getContextPath();
 4 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 5 %>
 6 
 7 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
 8 <html>
 9   <head>
10     <base href="<%=basePath%>">
11     
12     <title>My JSP 'update.jsp' starting page</title>
13     
14     <meta http-equiv="pragma" content="no-cache">
15     <meta http-equiv="cache-control" content="no-cache">
16     <meta http-equiv="expires" content="0">    
17     <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
18     <meta http-equiv="description" content="This is my page">
19     <!--
20     <link rel="stylesheet" type="text/css" href="styles.css">
21     -->
22     
23     <script type="text/javascript" src="layer/layer.js"></script>
24     <script type="text/javascript">
25     function update(a){
26        a.submit();
27     var index = parent.layer.getFrameIndex(window.name); //获取窗口索引
28     parent.ReloadData();
29     parent.layer.close(index); 
30    }
31     </script>
32   </head>
33   
34   <body>
35     <form action="class/update.action">
36     <input type="text" name="id" value="${class10.id}"><br/>
37 请修改姓名<input type="text" name="studentName" value="${class10.studentName}"><br/>
38 请修改颜色<input type="text" name="color" value="${class10.color}"><br/>
39   <input type="button" onclick="javascript:update(this.form)" value="确认修改"><br/>
40     
41     </form>
42   </body>
43 </html>

另一张表的显示页面classshow.jsp

  1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
  2 <%@ taglib  uri="http://java.sun.com/jsp/jstl/core"   prefix="c"%>
  3 <%
  4 String path = request.getContextPath();
  5 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
  6 %>
  7 
  8 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
  9 <html>
 10   <head>
 11     <base href="<%=basePath%>">
 12     
 13     <title>My JSP 'show.jsp' starting page</title>
 14     
 15     <meta http-equiv="pragma" content="no-cache">
 16     <meta http-equiv="cache-control" content="no-cache">
 17     <meta http-equiv="expires" content="0">    
 18     <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
 19     <meta http-equiv="description" content="This is my page">
 20     <!--
 21     <link rel="stylesheet" type="text/css" href="styles.css">
 22     -->
 23     
 24     <script type="text/javascript" src="layer/jquery-1.8.2.min.js"></script>
 25     <script type="text/javascript" src="layer/layer.js"></script>
 26     <script type="text/javascript">
 27      function func10() {
 28             //iframe层
 29             layer.open({
 30                 type: 2,
 31                 title: 'layer mobile页',
 32                 closeBtn: 1, //不显示关闭按钮
 33                 shadeClose: true,
 34                 shade: 0.8,
 35                 area: ['380px', '90%'],
 36                 content: 'Classadd.jsp' //iframe的url
 37             }); 
 38         }
 39 
 40      function func11(id) {
 41             //iframe层
 42             layer.open({
 43                 type: 2,
 44                 title: 'layer mobile页',
 45                 closeBtn: 1, //不显示关闭按钮
 46                 shadeClose: true,
 47                 shade: 0.8,
 48                 area: ['380px', '90%'],
 49                 content: 'class/toupdate.action?id='+id //iframe的url
 50             }); 
 51         }
 52      
 53 
 54     function ReloadData(){
 55            window.location.reload();
 56          }
 57     </script>
 58 
 59   </head>
 60   
 61   <body>
 62            
 63              <table border="1" bordercolor="gray" >
 64              <tr>
 65               <th>编号</th>
 66                <th>姓名</th>
 67                <th>颜色</th>
 68                  <th>删除</th>
 69                  <th>修改</th>
 70              </tr>
 71              <c:forEach items="${list}"  var="a">
 72              <tr>
 73               <td>${a.id}</td>
 74                <td>${a.studentName}</td>
 75                <td>${a.color}</td>
 76                <td> <a  href="class/deletee.action?id=${a.id}">删除</a></td>
 77                <td> <a  href="javascript:func11(${a.id})">修改</a></td>
 78              </tr>
 79              </c:forEach>
 80              </table>
 81              
 82              <c:if test="${param.ye>1}">
 83              <a href="class/abc?ye=1">首页</a>
 84              </c:if>
 85              <c:if test="${param.ye>1}">
 86              <a href="class/abc?ye=${param.ye-1}">上一页</a>
 87              </c:if>
 88              <c:forEach begin="1" end="${count}" varStatus="a">
 89              <a href="class/abc?ye=${a.index }">${a.index }</a>
 90              </c:forEach>
 91               <c:if test="${param.ye<count}">
 92              <a href="class/abc?ye=${param.ye+1}">下一页</a>
 93              </c:if>
 94              <c:if test="${param.ye<count}">
 95              <a href="class/abc?ye=${count}">尾页</a>
 96              </c:if>
 97              
 98              
 99            <a  href="javascript:func10()"> 添加 </a><br/>
100            
101            
102   </body>
103 </html>

效果图

第一次总结可能有不尽如意的地方

逻辑什么的可能有一点乱

慢慢来

慢慢改进

2017-08-0818:43:26

请留下你的足迹...

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原文地址：https://www.cnblogs.com/angelye/p/7308408.html