how to refresh the gv using temp data table and show edit ?

hi thanks for the update,,,but i dont want like this i m sending the code u can check.. i want when this code will we run then i will click on perticular cell so we can edit using single clicki it will changed..now i want if it change so how to get conformation which cell i caanged or not.. please give the reply via this code... design page---\\ code//// protected void Page_Load(object sender, EventArgs e) { if (!this.IsPostBack) { DataTable dt = new DataTable(); dt.Columns.AddRange(new DataColumn[3] { new DataColumn("Id"), new DataColumn("Name"), new DataColumn("City") }); dt.Rows.Add(1, "Anamika", "Bangalore"); dt.Rows.Add(2, "Sunny", "Chennai"); dt.Rows.Add(3, "Monika", "Bangalore"); dt.Rows.Add(4, "Jyoti", "Chennai"); dt.Rows.Add(5, "Radhika", "Jabalpur"); dt.Rows.Add(6, "Imran", "Jammu"); dt.Rows.Add(7, "Alok", "Delhi"); dt.Rows.Add(8, "Amit", "Shamshabad"); dt.Rows.Add(9, "Neetu", "Bhopal"); dt.Rows.Add(10, "Jyoti", "Chennai"); dt.Rows.Add(11, "Radhika", "Vidisha"); dt.Rows.Add(10, "Pooja", "Pune"); dt.Rows.Add(10, "Rutela Singh", "Mumbai"); gridview1.DataSource = dt; gridview1.DataBind(); } } protected void gridview1_OnRowDataBound(object sender, GridViewRowEventArgs e) { if (e.Row.RowType == DataControlRowType.DataRow) { for (int i = 0; i < e.Row.Cells.Count; i++) { TextBox txt = new TextBox(); txt.Text = e.Row.Cells[i].Text; e.Row.Cells[i].Text = ""; e.Row.Cells[i].Controls.Add(txt); } } }

hi Friend, this is correct..but i want to be this without using data base..i did everything..now i want if i click the cell so data is updating in a gv but it is not showing datatable..so i want to take a refresh button.. if i click on this so data should be update on a data table.. i am sending the code like this... design page code--- protected void Page_Load(object sender, EventArgs e) { if (!this.IsPostBack) { DataTable dt = new DataTable(); dt.Columns.AddRange(new DataColumn[3] { new DataColumn("Id"), new DataColumn("Name"), new DataColumn("City") }); dt.Rows.Add(1, "Anamika", "Bangalore"); dt.Rows.Add(2, "Sunny", "Chennai"); dt.Rows.Add(3, "Monika", "Bangalore"); dt.Rows.Add(4, "Jyoti", "Chennai"); dt.Rows.Add(5, "Radhika", "Jabalpur"); dt.Rows.Add(6, "Imran", "Jammu"); dt.Rows.Add(7, "Alok", "Delhi"); dt.Rows.Add(8, "Amit", "Shamshabad"); dt.Rows.Add(9, "Neetu", "Bhopal"); dt.Rows.Add(10, "Jyoti", "Chennai"); dt.Rows.Add(11, "Radhika", "Vidisha"); dt.Rows.Add(10, "Pooja", "Pune"); gridview1.DataSource = dt; gridview1.DataBind(); } } protected void gridview1_OnRowDataBound(object sender, GridViewRowEventArgs e) { if (e.Row.RowType == DataControlRowType.DataRow) { for (int i = 0; i < e.Row.Cells.Count; i++) { TextBox txt = new TextBox(); txt.Text = e.Row.Cells[i].Text; e.Row.Cells[i].Text = ""; e.Row.Cells[i].Controls.Add(txt); } } } }