?? user_info.jsp
字號(hào):
<%@ page contentType="text/html; charset=gb2312" language="java"%>
<%@ page import="java.util.*" %>
<%!
//定義變量
int iUserNum = 0;
String sUserName = null;
String sNickName = null;
String sSex = null;
String sInfo = null;
%>
<!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=gb2312">
<meta http-equiv="refresh" content="5">
<TITLE>歡迎光臨風(fēng)沙聊天室</TITLE>
</HEAD>
<BODY bgcolor="#DFFDFF">
<%
//獲取Hashtable對(duì)象信息
Hashtable userList = (Hashtable) application.getAttribute("userList");
Enumeration e = userList.elements();
//獲取在線人數(shù)
iUserNum= userList.size();
%>
<div align=center>
[<A href="user_info.jsp" target="_self">刷新用戶(hù)列表</A>]
</div>
<BR>
在線人數(shù)：<font color="#FF0000"><%= iUserNum %></font> 人
<HR>
<%
//循環(huán)顯示所有在線用戶(hù)的信息
while(e.hasMoreElements())
{
//獲取某個(gè)用戶(hù)的信息
sInfo = (String) e.nextElement();
//獲取用戶(hù)名
int i = sInfo.indexOf("**");
if(i != -1)
{
sUserName = sInfo.substring(0,i);
sInfo =sInfo.substring(i+2);
}
//獲取性別
i = sInfo.indexOf("***");
if(i != -1)
{
sSex = sInfo.substring(0,i);
sInfo =sInfo.substring(i+3);
}
//獲取昵稱(chēng)
sNickName = sInfo;
%>
<!-- 根據(jù)性別顯示相應(yīng)圖片 -->
<img src="images/
<% if (sSex.equals("0"))out.print("gg"); else out.print("mm");%>.gif">
<font color="#0000FF" size="2"><%= sNickName %></font>
<br>
<%
}
%>
</BODY>
</HTML>
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