Source Code:
In Form Tag Write below source code
<table align="center" class="style1">
<tr>
<td>
</td>
<td class="style2">
F.Name</td>
<td class="style3">
<asp:TextBox ID="txtFName" runat="server"></asp:TextBox>
</td>
<td>
</td>
</tr>
<tr>
<td>
</td>
<td class="style2">
L.Name</td>
<td class="style3">
<asp:TextBox ID="txtLName" runat="server"></asp:TextBox>
</td>
<td>
</td>
</tr>
<tr>
<td>
</td>
<td class="style2">
Address</td>
<td class="style3">
<asp:TextBox ID="txtAddress" runat="server"></asp:TextBox>
</td>
<td>
</td>
</tr>
<tr>
<td>
</td>
<td class="style2">
Phone</td>
<td class="style3">
<asp:TextBox ID="txtPhone" runat="server"></asp:TextBox>
</td>
<td>
</td>
</tr>
<tr>
<td>
</td>
<td class="style2">
</td>
<td class="style3">
<asp:Button ID="btnSave" runat="server" onclick="btnSave_Click" Text="Save" />
</td>
<td>
<asp:Label ID="lblmsg" runat="server"></asp:Label>
</td>
</tr>
<tr>
<td align="center" colspan="4">
<asp:GridView ID="GridView1" runat="server" BackColor="LightGoldenrodYellow"
BorderColor="Tan" BorderWidth="1px" CellPadding="2" ForeColor="Black"
GridLines="None">
<FooterStyle BackColor="Tan" />
<PagerStyle BackColor="PaleGoldenrod" ForeColor="DarkSlateBlue"
HorizontalAlign="Center" />
<SelectedRowStyle BackColor="DarkSlateBlue" ForeColor="GhostWhite" />
<HeaderStyle BackColor="Tan" Font-Bold="True" />
<AlternatingRowStyle BackColor="PaleGoldenrod" />
</asp:GridView>
</td>
</tr>
</table>
C# Code:
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
public partial class DynamicDataTable : System.Web.UI.Page
{
static int i=1;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
DataTable dt = new DataTable();
DataColumn dtcol = new DataColumn("Id", typeof(System.Int32));
dtcol.AutoIncrement = true;
dt.Columns.Add(dtcol);
dtcol = new DataColumn("FName", typeof(System.String));
dt.Columns.Add(dtcol);
dtcol = new DataColumn("LName", typeof(System.String));
dt.Columns.Add(dtcol);
dtcol = new DataColumn("Address", typeof(System.String));
dt.Columns.Add(dtcol);
dtcol = new DataColumn("Phone", typeof(System.String));
dt.Columns.Add(dtcol);
int j = form1.Controls.Count;
Session["datatable"] = dt;
if (Session["dt"] != null)
{
GridView1.DataSource = Session["dt"].ToString();
GridView1.DataBind();
}
else
{
GridView1.DataSource = dt;
GridView1.DataBind();
}
}
}
protected void btnSave_Click(object sender, EventArgs e)
{
DataTable dtt = (DataTable)Session["datatable"];
DataRow dr = dtt.NewRow();
dr[0] = i++;
dr[1] = txtFName.Text;
dr[2] = txtLName.Text;
dr[3] = txtAddress.Text;
dr[4] = txtPhone.Text;
dtt.Rows.Add(dr);
Session["id"] = dtt.ToString();
GridView1.DataSource = dtt;
GridView1.DataBind();
lblmsg.Text = "Inserted Successfully..." + dr[0].ToString() + "Records";
}
}
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