application练习 留言薄

<%@ 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="messagePane2.jsp" method="post" name="form">
输入名字:<input  type="text" name="name"><br>

输入内容:<textarea name="messages" ></textarea><br>
<input type="submit" value="提交信息" name="submit">
</form>
</body>
</html>
<%@ 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("name").getBytes("ISO-8859-1"),"UTF-8");

String messages=new String(request.getParameter("messages").getBytes("ISO-8859-1"),"UTF-8");
String s="姓名:"+name+"<br>"+"内容:"+messages+"<br>"; 
String str=(String)application.getAttribute("message");
if(str==null)
{
     application.setAttribute("message",s); 
}
else
{  
     str+=s;
     application.setAttribute("message",str); 
}
out.print("您的信息已经提交!");
%>
<a href="news.jsp">查看留言</a>
</body>
</html>
<%@ 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>
<% 
// application.removeAttribute("message");
 String s=(String)application.getAttribute("message");
 out.print(s);
%>
<a href="lianxi.jsp">继续留言</a>
</body>
</html>

posted on 2016-07-01 08:55  煜渝  阅读(162)  评论(0编辑  收藏  举报

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