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Gridview row count using javascript

In this blog we will know how to count Grid view row using JavaScript.

 

 

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

 

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

 

<html xmlns="http://www.w3.org/1999/xhtml" >

<head runat="server">

    <title>Untitled Page</title>

</head>

<body>

    <form id="form1" runat="server">

    <div>

    <asp:GridView id="g1" Runat="Server">

    </asp:GridView>

        <asp:Button ID="Button1" runat="server" Text="Button"

            onclick="Button1_Click"        />

            <input type="hidden" id="Hiddenfield1" runat="server" />

    </div>

    </form>

</body>

</html>

 

 

 

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;

using System.Data.SqlClient;

namespace Gridview

{

    public partial class _Default : System.Web.UI.Page

    {

        string connStr = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;

        SqlCommand com;

        SqlDataAdapter sqlda;

        DataSet ds;

        string str;

 

        protected void Page_Load(object sender, EventArgs e)

        {

            bindgrid();

        }

        private void bindgrid()

        {

            SqlConnection con = new SqlConnection(connStr);

            con.Open();

            str = "select * from employee";

            com = new SqlCommand(str, con);

            sqlda = new SqlDataAdapter(com);

            ds = new DataSet();

            sqlda.Fill(ds, "employee");

            g1.DataMember = "employee";

            g1.DataSource = ds;

            g1.DataBind();

            Hiddenfield1.Value = g1.Rows.Count.ToString();

            con.Close();

        }

 

        protected void Button1_Click(object sender, EventArgs e)

        {

            Button1.Attributes.Add("onclick","alert(document.forms[0].Hiddenfield1.value);");

        }

    }

}