protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e) { if (e.Row.RowType == DataControlRowType.DataRow) { RadioButton rb = (RadioButton)e.Row.FindControl("rbtSelect"); if (rb != null) rb.Attributes.Add("onclick", "onClientClick('" + rb.ClientID + "','" + e.Row.RowIndex + "')"); //把选中行的RowIndex也传过去，提交后在服务器端取值时用 } }

<script type="text/javascript"> function onClientClick(selectedId, rowIndex) { //用隐藏控件记录下选中的行号 var hidden = document.getElementById("Hidden1").value=rowIndex; var inputs = document.getElementById("<%=GridView1.ClientID%>").getElementsByTagName("input"); for(var i=0; i <inputs.length; i++) { if(inputs[i].type=="radio") { if(inputs[i].id==selectedId) inputs[i].checked = true; else inputs[i].checked = false; } } } </script>

<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" Width="648px" Font-Size="9pt" onrowcommand="GridView1_RowCommand" DataKeyNames="id" onrowdatabound="GridView1_RowDataBound"> <Columns> <asp:TemplateField> <ItemTemplate> <asp:RadioButton ID="rbtSelect" runat="server" /> </ItemTemplate> </asp:TemplateField> <asp:TemplateField HeaderText="文件名"> <ItemTemplate> <asp:LinkButton runat="server" ID="lbtDirName" CommandName="Change" CommandArgument='<%#Container.DataItemIndex %>'> <%#Eval("AA") %> </asp:LinkButton> </ItemTemplate> </asp:TemplateField> <asp:BoundField DataField="BB" HeaderText="字段1" /> <asp:BoundField DataField="CC" HeaderText="字段2" /> <asp:BoundField DataField="DD" HeaderText="字段3" /> <asp:BoundField DataField="EE" HeaderText="字段4" /> </Columns> </asp:GridView> <input id="Hidden1" type="hidden" runat="server"/>