What is use of Row State properties in ADO.NET.

Hi Manish,

<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_Default" %>





   


   

   

    

 
             How to use DataRow RowState Property in ado.net 
        

 
        

---

 
                      ID="GridView1" 
             runat="server" 
             BorderColor="Snow" 
             ForeColor="Snow" 
             Width="525" 
             > 
              
              
              
          
        
 
                       ID="Label1" 
              runat="server" 
              Font-Size="Large" 
              ForeColor="DodgerBlue" 
              Font-Italic="true" 
              > 
          
        

 
                       ID="Label2" 
              runat="server" 
              Font-Size="Large" 
              ForeColor="DodgerBlue" 
              Font-Italic="true" 
              > 
          
        
 
                      ID="GridView2" 
             runat="server" 
             BorderColor="Snow" 
             ForeColor="Snow" 
             Width="525" 
             ShowHeaderWhenEmpty="true" 
             > 
              
              
              
          
        
 
                       ID="Label3" 
              runat="server" 
              Font-Size="Large" 
              ForeColor="DodgerBlue" 
              Font-Italic="true" 
              > 
          
        
 
                      ID="GridView3" 
             runat="server" 
             BorderColor="Snow" 
             ForeColor="Snow" 
             Width="525" 
             ShowHeaderWhenEmpty="true" 
             > 
              
              
              
          
        
 
                      ID="Button1" 
             runat="server" 
             OnClick="Button1_Click" 
             Text="Populate GridView" 
             Height="45" 
             Font-Bold="true" 
             ForeColor="DodgerBlue" 
             />
   

   

using System;
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 _Default : System.Web.UI.Page
{
   
    protected void Button1_Click(object sender, EventArgs e)
    {
        DataTable dt = new DataTable();
        dt.TableName = "Books";

        DataColumn dc2 = new DataColumn();
        dc2.ColumnName = "BookName";
        dc2.DataType = typeof(string);

        DataColumn dc3 = new DataColumn();
        dc3.ColumnName = "Author";
        dc3.DataType = typeof(string);

        dt.Columns.AddRange(new DataColumn[] { dc2, dc3 });

        dt.Rows.Add(new object[] { "Drupal Intranets with Open Atrium", "Tracy Smith" });
        dt.Rows.Add(new object[] { "Drupal 7 First Look", "Mark Noble" });

        dt.AcceptChanges();

        GridView1.DataSource = dt;
        GridView1.DataBind();

        DataRow dr = dt.NewRow();
        Label1.Text = "Now we make a new row....";
        Label1.Text += "
RowState: " + dr.RowState.ToString();

        dt.Rows.Add(dr);
        Label2.Text = "Now we add new row to table....";
        Label2.Text += "
RowState: " + dr.RowState.ToString();

        dt.AcceptChanges();

        GridView2.DataSource = dt;
        GridView2.DataBind();

        dr["BookName"] = "Drupal 6 Search Engine Optimization";
        dr["Author"] = "Ben Finklea";
        Label3.Text += "Now we edit the row ....";
        Label3.Text += "
RowState: " + dr.RowState.ToString();

        GridView3.DataSource = dt;
        GridView3.DataBind(); 
    }
}







Thanks
If this post helps you mark it as answer

This link lists all the possible values for the DataRow.RowState property which has a type of DataRowState:

http://msdn.microsoft.com/en-us/library/system.data.datarowstate.aspx