Hi everyone. I have two gridview. When I selected checkbox I want to copy to gridview another gridview. How can I do this. 

<asp:GridView ID="example" CssClass="table table-striped table-bordered table-hover" AutoGenerateColumns="false" DataKeyNames="ID" runat="server" ClientIDMode="Static" OnPreRender="example_PreRender" OnRowEditing="example_RowEditing" OnRowCancelingEdit="example_RowCancelingEdit" OnRowDeleting="example_RowDeleting" OnRowDataBound="example_RowDataBound">
   <columns>   
       <asp:TemplateField HeaderText="Ürün Seç" ItemStyle-Width="50">
           <itemtemplate>
              <asp:TemplateField HeaderText="Ürün Ad" ItemStyle-Width="100">
           <itemtemplate>
               <asp:Label ID="lblUrun" runat="server" Text='<%# Eval("UrunAd") %>'>
           <edititemtemplate>
               <asp:TextBox ID="txturunad" runat="server" Text='<%# Eval("UrunAd") %>'>
       <asp:TemplateField HeaderText="Stok" ItemStyle-Width="50">
           <itemtemplate>
                <asp:Label ID="lblStok" Style="padding: 3px 5px;" runat="server" Text='<%# Eval("Stok") %>'>
           <edititemtemplate>
                <asp:TextBox ID="txtstok" Style="padding: 3px 5px;" runat="server" Text='<%# Eval("Stok") %>'>
       <asp:TemplateField HeaderText="Fiyat" ItemStyle-Width="50">
           <itemtemplate>
                <asp:Label ID="txtfiyat" Style="padding: 3px 5px;" CssClass="form-control" runat="server">500
           <edititemtemplate>
                <asp:TextBox ID="txtfiyat" Style="padding: 3px 5px;" runat="server" CssClass="form-control">
       <asp:TemplateField HeaderText="Adet" ItemStyle-Width="50">
           <itemtemplate>
                <asp:Label ID="txtAdet" Style="padding: 3px 5px;" CssClass="form-control" runat="server">
           <edititemtemplate>
                <asp:TextBox ID="txtAdet" runat="server" Style="padding: 3px 5px;" CssClass="form-control">
       <asp:TemplateField HeaderText="Eleman Seç" ItemStyle-Width="100">
           <itemtemplate>
                <asp:DropDownList ID="drpEleman" CssClass="form-control" runat="server">
       <asp:TemplateField HeaderText="Eleman Adet" ItemStyle-Width="50">
           <itemtemplate>
                <asp:Label ID="txtElemanAdet" Style="padding: 3px 5px;" CssClass="form-control" runat="server">
           <edititemtemplate>
                <asp:TextBox ID="txtElemanAdet" runat="server" Style="padding: 3px 5px;" CssClass="form-control">
       <asp:TemplateField HeaderText="Eleman Fiyat" ItemStyle-Width="50">
           <itemtemplate>
                 <asp:Label ID="txtElemanFiyat" Style="padding: 3px 5px;" CssClass="form-control" runat="server">
           <edititemtemplate>
                 <asp:TextBox ID="txtElemanFiyat" runat="server" Style="padding: 3px 5px;" CssClass="form-control">
       <asp:CommandField ButtonType="Link" ShowEditButton="true" ShowDeleteButton="true" ItemStyle-Width="150" />