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Sorting in a Datagrid

Posted By:satyapriyanayak       Posted Date: June 01, 2013    Points: 40    Category:    URL: http://www.dotnetspark.com  

we will know how to sort data in datagrid.

Default.aspx code


<%@ Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_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>Sort data in datagrid</title>




    <form id="form1" runat="server">



    <asp:DataGrid id="DataGrid1" BackColor="#FF9999" OnSortCommand="DataGrid1_SortCommand" AllowSorting="True" AutoGenerateColumns="false" runat="server" Width="328px">

                  <HeaderStyle BackColor="#FFCC99" />


    <asp:BoundColumn DataField="sname" SortExpression="sname" HeaderText="Name"></asp:BoundColumn>

    <asp:BoundColumn DataField="saddress" SortExpression="saddress" HeaderText="Address"></asp:BoundColumn>









Default.aspx.vb code


Imports System.Data.SqlClient

Imports System.Data

Partial Class _Default

    Inherits System.Web.UI.Page

    Dim strConnString As String = System.Configuration.ConfigurationManager.ConnectionStrings.Item("ConnectionString").ToString()

    Dim con As New SqlConnection(strConnString)

    Dim sqlda As SqlDataAdapter

    Dim com As SqlCommand

    Dim ds As DataSet

    Dim str As String

    Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load

        If Not IsPostBack Then


        End If

    End Sub

    Sub bindgrid(ByVal s As String)




            str = "select * from student order by " & s

            com = New SqlCommand(str, con)

            Dim reader As SqlDataReader = com.ExecuteReader

            DataGrid1.DataSource = reader



        Catch ex As Exception


        End Try


    End Sub


    Protected Sub DataGrid1_SortCommand(ByVal source As Object, ByVal e As System.Web.UI.WebControls.DataGridSortCommandEventArgs) Handles DataGrid1.SortCommand


    End Sub

End Class


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