运用application编写简单留言板
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1、留言界面代码
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Insert title here</title> </head> <body> <form action="jieshou.jsp" method="post"> <table wight="400" height="300" bord="1" bordercolor="FFFFFF" > <tr align="center" height="40"><td>留言簿</td></tr> <tr><td> <textarea rows="30" cols="80" name="liuyan"></textarea> </td></tr> <tr align="center" colspan="2"><td> <input type="submit" value="提交留言"> </td></tr> </table> </form> </body> </html>
2、接受留言界面代码
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
String name=new String(request.getParameter("liuyan").getBytes("ISO-8859-1"),"UTF-8");
application.setAttribute("liuyan", name);
%>
留言成功！
<a href="xianshi.jsp">点击查看留言</a>
</body>
</html>
3、显示留言代码
<%@page import="lianxi.zhuanhuan"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
Object ly=application.getAttribute("liuyan");
out.print(ly.toString());
%>
</body>
</html>
4、运行结果
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