📄 select.jsp
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<%@ page contentType="text/html; charset=gb2312" language="java" errorPage="" %>
<%@ page import="java.sql.*,db.DBBean" %>
<!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">
<title>无标题文档</title>
</head>
<body>
<table>
<tr><td>课程编号</td>
<td>课程名称</td>
</tr>
<%
String id = (String)session.getAttribute("id");
if(id == null){
response.sendRedirect("loginError.html");
}
else{
String sql="select sel.courseId , c.name" +
"from student stu,course c,selection sel" +
"where stu.id= '"+id+"' and sel.studentId=stu.id and sel.courseId=c.id";
DBBean db=new DBBean();
ResultSet rs;
rs=db.doQuery(sql);
while(rs.next()){
%>
<tr><td><%=rs.getString(1) %>></td>
<td><%=rs.getString(2) %></td>
</tr>
<%
}
db.close();
}
%>
</table>
</body>
</html>
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