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