下拉框显示数据
<%@ 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>
<%@page import="dao.MyDao" %>
<%@page import="java_bean_02.UserBean" %>
<%@page import="java.util.*" %>
<body>
<form action="">
<table>
<tr>
<td>
<select>
<option value=0>--请选择--</option>
<%
MyDao dao=new MyDao();//这是那个数据库访问的类。
UserBean userBean = new UserBean();
List<UserBean> list=dao.selUser();
//out.print(list.get(1));
for(int i=0;i<list.size();i++)
{userBean = (UserBean)list.get(i);
%>
<option value=<%=userBean.getUserName()%>>
<%=userBean.getUserName() %></option>
<%}%>
</select>
</td>
</tr>
</table>
</form>
</body>
</html>
