crud operation in asp.net

                
                        <section id="main-content">
<section>
<div>
<div>
<section>
<header>
<div>
<h1>Student Registration</h1>
</div>
</header>
<div>
<div>
<div>
<div>
<asp:Label runat="server" AssociatedControlID="txtStdname"><b>Student Name</b></asp:Label><br />
<asp:TextBox runat="server" required="required" Enabled="True" name="BrandName" ID="txtStdname" placeholder="Student Name"></asp:TextBox>
</div>
</div>
<div>
<div>
<asp:Label runat="server" AssociatedControlID="txtfname"><b>Father Name</b></asp:Label><br />
<asp:TextBox runat="server" required="required" Enabled="True" name="BrandName" ID="txtfname" placeholder="Father Name"></asp:TextBox>
</div>
</div>
</div>
<div>
<div>
<div>
<asp:Label runat="server" AssociatedControlID="txtdob"><b>DOB</b></asp:Label><br />
<asp:TextBox runat="server" required="required" TextMode="Date" Enabled="True" name="BrandName" ID="txtdob" placeholder="DOB "></asp:TextBox>
</div>
</div>
<div>
<div>
<asp:Label runat="server" AssociatedControlID="txtprogram" ><b>Program</b></asp:Label><br />
<asp:TextBox runat="server" required="required" Enabled="True" name="BrandName" ID="txtprogram" placeholder="Program"></asp:TextBox>
</div>
</div>
</div>
<div>
<div>
<div>
<asp:Label runat="server" AssociatedControlID="txtregion"><b>Region</b></asp:Label><br />
<asp:DropDownList ID="txtregion" CssClass="form-control input-sm" runat="server" >
<asp:ListItem Text="Pakistan" />
<asp:ListItem Text="Iran" />
<asp:ListItem Text="Iraq" />
<asp:ListItem Text="Turkey" />
<asp:ListItem Text="India" />
<asp:ListItem Text="China" />
</asp:DropDownList>
</div>
</div>
<div>
<div>
<asp:Label runat="server" AssociatedControlID="txtaddress"><b>Address</b></asp:Label><br />
<asp:TextBox runat="server" required="required" Enabled="True" name="BrandName" ID="txtaddress" placeholder=" Address "></asp:TextBox>
</div>
</div>
</div>
<div>
<div>
<div>
<asp:Label runat="server" AssociatedControlID="txtcell"><b>Cell No</b></asp:Label><br />
<asp:TextBox runat="server" required="required" TextMode="Number" Enabled="True" name="BrandName" ID="txtcell" placeholder="Cell Number "></asp:TextBox>
</div>
</div>
<div>
<div>
<asp:Label runat="server" AssociatedControlID="txtgender" ><b>Gender</b></asp:Label><br />
<asp:RadioButtonList CssClass="form-group" ID="txtgender" runat="server">
<asp:ListItem Text="Male" />
<asp:ListItem Text="Female" />
</asp:RadioButtonList>
</div>
</div>
</div>
<div>
<div>
<div>
<asp:Button Text="Save" ID="btnsave" OnClick="btnsave_Click" CssClass="btn btn-primary btn-lg" Width="220px" runat="server" />
<asp:Button Text="Update" ID="btnupdate" OnClick="btnupdate_Click" CssClass="btn btn-primary btn-lg" Width="220px" runat="server" />
<asp:Button Text="Delete" ID="btndlt" OnClick="btndlt_Click" CssClass="btn btn-danger btn-lg" Width="220px" runat="server" />
<asp:Label Text="" ForeColor="Green" Font-Bold="true" ID="lblmessage" CssClass="label label-success" runat="server" />
</div>
</div>
</div>
<div>
<div>
<div>
<div>
<asp:GridView ID="gv" Width="100%" AutoGenerateSelectButton="true" SelectedRowStyle-BackColor="Green" OnSelectedIndexChanged="gv_SelectedIndexChanged" runat="server"></asp:GridView>
</div>
</div>
</div>
</div>
</div>
</section>
</div>
</div>
</section>
</section>
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