Save Value TextBox in ASP.Net Repeater control to Database Table On Focus Lost

Hi Ramarajan,

As per your need I have created the following snippet please add it in fresh page look how it works. ...,

<table>
        <tr>
            <th> Subject </th>
            <th> Marks </th>
        </tr>
            <asp:Repeater ID="rptResult" runat="server">
                <ItemTemplate>
                    <tr>
                        <td>
                             <%# Eval("Subject") %>
                        </td>
                        <td>
                            <asp:TextBox ID="TextBox1" runat="server" OnTextChanged="TextBox1_TextChanged" AutoPostBack="true" AccessKey='<%# Eval("SubId") %>' ></asp:TextBox>    
                        </td>
                    </tr>   
                </ItemTemplate>
            </asp:Repeater>
        </table>

name Space used.

using System.Data;

C# Code.

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!this.IsPostBack)
            {
                rptResult.DataSource = GetSampleData();
                rptResult.DataBind();
            }
        }

        protected void TextBox1_TextChanged(object sender, EventArgs e)
        {
            TextBox TextBox1 = (sender as TextBox);
            string marks = TextBox1.Text;
            string id = TextBox1.AccessKey;
            // DO YOUR SAVING CODE/LOGIC HERE
        }

        private DataTable GetSampleData()
        {
            DataTable dt = new DataTable();
            dt.Columns.Add("Subject");
            dt.Columns.Add("SubId");
            dt.Rows.Add("Solid State Physics","1");
            dt.Rows.Add("Electronics","2");
            dt.Rows.Add("Relativity", "3");
            dt.Rows.Add("Quantum Mechanics", "4");
            dt.Rows.Add("Cosmology", "5");
            dt.Rows.Add("Electrodynamics", "6");
            dt.Rows.Add("Thermodynamics", "7");
            return dt;
        }

Thanks and Regards,

Rk_Hirpara.