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📄 stu_test_free_bak.jsp

📁 在线考试软件。 在线考试软件详细设计说明书:说明在线测试这一模块各部分的功能和结构
💻 JSP
字号:
<%@ page contentType="text/html; charset=gb2312" language="java"%>
<%@ page import="java.sql.*" %>
<%@ page import="jinghua.*"%>
<jsp:useBean id="DBCon" class="jinghua.JinghuaConn" scope="session">
</jsp:useBean>
<%!Connection con;
boolean debug=false;
String studentID="";
String gradenote="";
Statement stmt=null;
ResultSet rs=null;
String sql="";
%>
<%
try{
    studentID=(String)session.getAttribute("studentID");
    if(studentID==null){
        throw new Exception();
    }
}catch(Exception e){
    Tools.showalert("您还没有登录,或连接超时,请重新登录!",out);
   Tools.showJS("window.open('../login.jsp','_self')",out);
}


try{
    con=DBCon.getConnection();
    //获取学生的年级信息
    //sql="select id,gradenote,grade.Name as gn "+
    //"from student  INNER JOIN grade ON (student.gradenote = grade.note) "+
    //" where stuid='"+studentID+"'";
    sql="select id,gradenote from UserInfo where vcUserNo='"+studentID+"'";

    try{
        stmt=con.createStatement();
        rs=stmt.executeQuery(sql);
        if(rs.next()){
            gradenote=rs.getString("gradenote");
            rs.close();
            stmt.close();
        }
        if(debug){
            out.print("<br>stuID="+studentID+"<br>gradenote="+gradenote);
        }
    }
    catch(SQLException se){
        out.print("<br> query student error sql="+sql);
        out.print("<br>"+se.toString());
    }
    catch(Exception e){
        out.print("<br> query student error sql="+sql);
        out.print("<br>"+e.toString());
    }
    //--年级,科目,知识点三个下拉列表框联动-->
    out.print(Tools.sub_know(con));
    out.print(Tools.grade_sub(con));

















}
catch(Exception e){
    System.out.print(e.toString());
}
finally{
    DBCon.dropConnection();
}
%>


<!--年级,科目,知识点三个下拉列表框联动-->

<script language="JavaScript">
function changegs(locationid){
	document.myform.Subject.length =1;
        document.myform.KnowPoint.length =1;
        var locationid=locationid;
        var i;
        for (i=0;i < gscount; i++){
            if (grade_sub[i][0] == locationid) {
	            document.myform.Subject.options[document.myform.Subject.length] = new Option(grade_sub[i][2], grade_sub[i][1]);
            }
	}
}

function changesk(locationid){
	document.myform.KnowPoint.length =1;
	var locationid=locationid;
	var i;
	for (i=0;i < gskcount; i++){
		if (grade_sub_know[i][1] == locationid){
			document.myform.KnowPoint.options[document.myform.KnowPoint.length] = new Option(grade_sub_know[i][3], grade_sub_know[i][2]);
		}
	}
}

function InitForm(){
    changegs('<%=gradenote%>')
}
</script>











<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>精化学堂-自由测试</title>
<link rel="stylesheet" type="text/css" href="../css.css">
</head>

<body bgcolor="#C8D6F0" onLoad="InitForm()">
<FORM action="free_test_paper.jsp" method="post" name="myform" target="_blank" id="myform">
  <table width="400" height="175" border="1" align="center" cellspacing="1" bordercolor="#799AE1" id="AutoNumber3" style="border-collapse: collapse">
    <tr>
      <td height="35" colspan="5" align="center" valign="baseline" nowrap background="images/admin_bg_1.gif" bgcolor="#FFFDE8"><font size="+1"><strong>请选择测验内容</strong></font></td>
    </tr>
    <tr>
      <td width="98" height="43" align="center" valign="baseline" nowrap background="images/admin_bg_1.gif" bgcolor="#FFFDE8">
        <table width="100%" border="0" cellspacing="0" cellpadding="0">
          <tr>
            <td nowrap><strong>科&nbsp;目:</strong></td>
          </tr>
          <tr>
            <td> <select name=Subject
size="1" id=select8 onclick="changesk(document.myform.Subject.options[document.myform.Subject.selectedIndex].value)">
                <option value="all" selected>全 部</option>
              </select> </td>
          </tr>
        </table></td>
      <td width="209" align="center" valign="baseline" nowrap background="images/admin_bg_1.gif" bgcolor="#FFFDE8"><table width="100%" border="0" cellspacing="0" cellpadding="0">
          <tr>
            <td nowrap><strong>知识点:</strong></td>
          </tr>
          <tr>
            <td> <select name=KnowPoint id="select9">
                <option value="all" selected>----全 部----</option>
              </select> </td>
          </tr>
        </table></td>
      <td width="75" colspan="2" align="center" valign="baseline" nowrap background="../images/admin_bg_1.gif" bgcolor="#FFFDE8"><table width="92%" border="0" cellspacing="0" cellpadding="0">
          <tr>
            <td nowrap><strong>难易度:</strong></td>
          </tr>
          <tr>
            <td> <select name=hard id="select10">
                <option value="1" selected>任意</option>
                <option value="2">容易</option>
                <option value="3">中等</option>
                <option value="4">较难</option>
              </select> </td>
          </tr>
        </table></td>
    </tr>
    <tr valign="middle">
      <td height="29" colspan="5" align="center" nowrap background="images/admin_bg_1.gif" bgcolor="#FFFDE8">
        <strong>测试顺序:</strong>
        <input type="radio" name="testorder" value="1">
        随机顺序
        <input type="radio" name="testorder" value="2">
        从难到易
        <input type="radio" name="testorder" value="3">
        从易到难</td>
    </tr>
    <tr valign="middle">
      <td height="14" colspan="5" align="center" nowrap background="images/admin_bg_1.gif" bgcolor="#FFFDE8"><font color="#000000"><strong>试题数</strong></font><strong>:</strong>
        <input name="testnumber" type="text" id="testnumber2" value="5" size="10">
      </td>
    </tr>
    <tr>
      <td height="15" colspan="5" align="center" valign="baseline" nowrap background="images/admin_bg_1.gif" bgcolor="#FFFDE8"><input name="testbegin" type="submit" class="s02" id="testbegin2" onClick="window.close()" value="开 始"></td>
    </tr>
  </table>
</FORM>
<p>&nbsp;</p>
</body>
</html>

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