struts-标签的使用（二）

来源：互联网发布：c语言入门经典程序编辑：程序博客网时间：2024/05/24 16:16

<%@page import="po.Student,java.util.*"%><%@ page language="java" pageEncoding="UTF-8"%><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %><%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html:html lang="true">  <head>    <title>MyJsp.jsp</title>  </head>    <body>这是第一个页面<a href="jsp2.jsp">链接1</a><br><html:link page="/jsp2.jsp">链接2</html:link><br><html:link href="jsp2.jsp">链接3</html:link><br><html:link forward="JSP2">链接4</html:link><html:link action="/xxx.do">链接5(适合链接的同时还作一些操作的情况)</html:link>  <hr>  <html:link page="/jsp2.jsp?param=0001">到达jsp2,传参数1</html:link><br>  <%  request.setAttribute("msg", "<b>0001</b>");    //  Student stu=new Student();  stu.setUserID("0001");  session.setAttribute("stu", stu);    //多个参数可以放入HashMao  HashMap<String,String> hm=new HashMap<String,String>();  hm.put("param1", "msg1");  hm.put("param2", "msg2");  hm.put("param3", "msg3");  session.setAttribute("paramList", hm);    Cookie c=new Cookie("username","Kate");  c.setMaxAge(1000*60);  response.addCookie(c);     %>   <html:link page="/jsp2.jsp" paramId="param" paramName="msg" >到达jsp2,传参数2</html:link><br>   <html:link page="/jsp2.jsp" paramName="stu" paramId="param" paramProperty="userID"></html:link>   <html:link page="/jsp2.jsp" name="paramList" >到达jsp2,传参数3</html:link>  </body></html:html>

<%@page import="po.Student" %><%@ page language="java" pageEncoding="UTF-8"%><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %><%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %><%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %><%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html:html lang="true">  <head>      <title>jsp2.jsp</title>  </head>    <body>  获得参数param:<%=request.getParameter("param") %><br>    获得参数param:    <bean:parameter name="param" id="str"/>    <bean:write name="str" filter="false"/><br>    显示JavaBean内的属性(stu从session内得到)：<bean:write name="stu" property="userID"/>  Cookie的值：<bean:cookie name="username" id="cookie1"/><bean:write name="cookie1" property="value"/>  <!-- 判断str是否等于0001,是就显示"OK" -->  <logic:equal name="str" value="0001">  OK  </logic:equal>  </body></html:html>

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

<%@ page language="java" pageEncoding="UTF-8"%><%@page import="java.util.*,po.Student" %><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %><%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %><%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %><%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html:html lang="true">  <head>    <html:base />        <title>jsp3.jsp</title>  </head>    <body>  这是第三个页面<br>  <html:link href="jsp4.jsp">跳转到页面4</html:link>  <%  //简单集合：集合（数组）里面是i暗淡数据  ArrayList<String> books=new ArrayList<String>();  books.add("三国演义");  books.add("水浒传");  books.add("西游记");  session.setAttribute("books", books);    //集合里面含有 JavaBean  ArrayList<Student> stus=new ArrayList<Student>();  Student stu1=new Student(); stu1.setUserID("0001");  Student stu2=new Student(); stu2.setUserID("0002");  Student stu3=new Student(); stu3.setUserID("0003");  stus.add(stu1);  stus.add(stu2);  stus.add(stu3);   session.setAttribute("stus", stus);   //javaBean里面有集合   Student stu4=new Student();   ArrayList phones=new ArrayList();   phones.add("123123");   phones.add("34534543");   stu4.setPhone(phones);   session.setAttribute("stu4", stu4);   //复杂契合：以HashMap为代表     HashMap<String,String> hm=new HashMap<String,String>();  hm.put("param1", "msg1");  hm.put("param2", "msg2");  hm.put("param3", "msg3");  session.setAttribute("hm", hm);   %>  </body></html:html>

<%@ page language="java" pageEncoding="UTF-8"%><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %><%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %><%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %><%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html:html lang="true">  <head>    <title>jsp4.jsp</title>  </head>    <body>  这是第四个页面<br>  简单集合：  <logic:iterate id="book" name="books">  <bean:write name="book"/>  </logic:iterate><hr>  集合里面含有javaBean  <logic:iterate id="stu" name="stus">  <bean:write name="stu" property="userID"/>  </logic:iterate><br>  JavaBean里有集合:  <logic:iterate id="stu_phones" name="stu4" property="phone">  <bean:write name="stu_phones"/>  </logic:iterate><br> 遍历HashMap:  <logic:iterate id="hm_key" name="hm">  <bean:write name="hm_key" property="value"/>    </logic:iterate>    </body></html:html>

阅读全文

0 0