📄 exam.jsp
字号:
<%@page contentType="text/html;charset=GBK"%>
<%@page import="java.sql.*"%>
<jsp:useBean id="conn" scope="page" class="test.ConnOracle"/>
<%@ include file="/public/checkvalidstudent.jsp"%>
<%!
ResultSet rs = null; // 执行Sql语句返回的结果集
String studentid = "";
String password = "";
String sql = "";
int priv = 0;
%>
<%
sql = "select * from test_classinfo";
try {
rs = conn.executeQuery( sql );
}catch(Exception ee) {
out.println("<center>");
out.println("访问课程信息出错！请将以下信息告知系统管理员。<br>");
out.println(ee.toString() + "<br>");
out.println("<a href=javascript:history.back()>单击这里返回</a>");
out.println("</center>");
}
if(!rs.next()) {
out.println("数据库中没有课程信息，无法进行考试！");
return;
}
%>
<HTML>
<HEAD>
<title>选择测试科目</title>
<link rel="stylesheet" href="../public/style.css">
</HEAD>
<BODY class="ss">
<br><br><br><br><br><br><br><br><br>
<center>
<form action="exam2.jsp" method="post">
请选择对应的班级：
<select name=classid>
<%
do {
out.println("<option value=" + rs.getString("classid") + ">" + rs.getString("classname") + "</option>");
}while(rs.next());
%>
</select>
<br><br><br><br><br><br><br><br><br>
<input type="submit" value="进入考场">
</form>
</center>
</body>
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