javabean怎么用啊，我这段代码哪里错了
<%@ page language="java" contentType="text/html; charset=utf-8" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSPstarting page</title>
</head>
<body>
<%request.setCharacterEncoding("utf-8");%>
<jsp:useBean alt="javabean如何用啊小弟我这段代码错哪了" />一楼正解