display all data from gridview column

Sep 11 2020 2:25 AM

using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace GridViewWithoutDBandStateMngmt
{
public partial class WebForm1 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void btnSave_Click(object sender, EventArgs e)
{
if (txtStID.Text != string.Empty)
{
DataTable dt = new DataTable();
dt.Columns.Add("Student ID");
for (int row = 0; row < GridView1.Rows.Count; row++)
{
DataRow dr = dt.NewRow();
dr[0] = GridView1.Rows[row].Cells[0].Text;
dt.Rows.Add(dr);
}
dt.Rows.Add(txtStID.Text);
GridView1.DataSource = dt;
GridView1.DataBind();
txtStID.Text = string.Empty;
loop();
}
}
protected void OnRowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
foreach (GridViewRow row in GridView1.Rows)
{
string name = e.Row.Cells[0].Text;
ScriptManager.RegisterClientScriptBlock(this.Page, this.Page.GetType(), "alert", "alert('" + name + "');", true);
}
}
}
}
}

but is displaying only current inserted row i want to display all data from the row

Answers (5)