前台代码：
<asp:GridView ID="GridView1" runat="server" DataKeyNames="ID" EmptyDataText="暂无试题" Width="100%" OnRowCommand="GridView1_RowCommand" AutoGenerateColumns="False">
<Columns>
<asp:TemplateField>
<HeaderTemplate>
<asp:Label id="Label24" runat="server" Text="一、单选题(每题1分)">
</asp:Label>
</HeaderTemplate>
<ItemTemplate>
<table id="Table2" cellSpacing="1" cellPadding="1" width="100%" align="center" border="0">
<tr>
<td colSpan="4">
<asp:Label id="Label1" runat="server" Text='<%# Container.DataItemIndex+1 %>'>
</asp:Label>
<asp:Label id="Label2" runat="server" Text='<%# Eval("content","、{0}") %>'>
</asp:Label>
<asp:Label id="Label3" runat="server" Text='<%# Eval("answer") %>' Visible="False">
</asp:Label>
<asp:Label id="Label4" runat="server" Text='<%# Eval("ID") %>' Visible="False">
</asp:Label>
</td>
</tr>
<tr>
<td width="35%">
<asp:RadioButton id="rbA" runat="server" Text='<%# Eval("answerA") %>' GroupName="Sl">
</asp:RadioButton></td>
<td width="35%">
<asp:RadioButton id="rbB" runat="server" Text='<%# Eval("answerB") %>' GroupName="Sl">
</asp:RadioButton></td>
<td></td>
</tr>
<tr>
<td width="35%">
<asp:RadioButton id="rbC" runat="server" Text='<%# Eval("answerC") %>' GroupName="Sl">
</asp:RadioButton></td>
<td width="35%">
<asp:RadioButton id="rbD" runat="server" Text='<%# Eval("answerD") %>' GroupName="Sl">
</asp:RadioButton></td>
<td></td>
</tr>
</table>
</ItemTemplate>
</asp:TemplateField>
</Columns>
<HeaderStyle Font-Size="12pt" HorizontalAlign="Left" />
</asp:GridView>
后台代码：
遍历gridview的每一行，取得RadioButton的值。
/// <summary>
/// 提交按钮
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void btnCommit_Click(object sender, EventArgs e)
{
ItemOperater io = new ItemOperater(Session);
;//取出单选题的每题分值
foreach (GridViewRow dr in GridView1.Rows)//对单选题每题进行判断用户选择答案
{
SelectedItem si = new SelectedItem();
string str = "";
if (((RadioButton)dr.FindControl("rbA")).Checked)
{
str = "A";
}
else if (((RadioButton)dr.FindControl("rbB")).Checked)
{
str = "B";
}
else if (((RadioButton)dr.FindControl("rbC")).Checked)
{
str = "C";
}
else if (((RadioButton)dr.FindControl("rbD")).Checked)
{
str = "D";
}
if (((Label)dr.FindControl("Label3")).Text.Trim() == str)//将用户选择结果和答案进行比较
{
score = score + singlemark;
}
si.selected = str; //选中的答案
Label lbAnswer = (Label)dr.FindControl("Label3");
Label lbID = (Label)dr.FindControl("Label4");
si.answer = lbAnswer.Text.Trim();
si.ID = Convert.ToInt32(lbID.Text.Trim());
io.Add(si);
}
insert(io); //加到数据库
lbScore.Text = score+"";
}
public void insert(ItemOperater io) {
;
if (Request["course_id"] != null)
{
course_id = Int32.Parse(Request["course_id"].ToString());
}
stu_id = Convert.ToInt32(Session["ID"].ToString());
io.InsertScore(stu_id, score, course_id);
}