DataView Filter : DataView « ADO.net Database « ASP.NET Tutorial






<%@ Page language="c#" Inherits="DataViewFilter" CodeFile="Default.aspx.cs" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
  <body>
    <form method="post" runat="server" ID="Form1">
      <b><u>Filter = "ProductName = 'Chocolade' "</u></b><br>
      <br>
      <asp:GridView runat="server" ID="Datagrid1" HeaderStyle-Font-Bold="true" />
      <br>
      <STRONG><U>Filter = "UnitsInStock = 0 AND UnitsOnOrder = 0" </U></STRONG>
      <br>
      <br>
      <asp:GridView runat="server" ID="Datagrid2" HeaderStyle-Font-Bold="true" />
      <br>
      <STRONG><U>Filter = <STRONG><U>"ProductName LIKE 'P%'"</U></STRONG></U></STRONG><br>
      <br>
      <asp:GridView runat="server" ID="Datagrid3" HeaderStyle-Font-Bold="true" />
    </form>
  </body>
</HTML>

File: Default.aspx.cs

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;


public partial class DataViewFilter : System.Web.UI.Page
{

  protected void Page_Load(object sender, System.EventArgs e)
  {
    string connectionString = "Data Source=localhost;Initial Catalog=Northwind;Integrated Security=SSPI";
    SqlConnection con = new SqlConnection(connectionString);
    string sql = "SELECT ProductID, ProductName, UnitsInStock, UnitsOnOrder, Discontinued FROM Products";

    SqlDataAdapter da = new SqlDataAdapter(sql, con);
    DataSet ds = new DataSet();

    da.Fill(ds, "Products");

    DataView view1 = new DataView(ds.Tables["Products"]);
    view1.RowFilter = "ProductName = 'Chocolade'";
    Datagrid1.DataSource = view1;

    DataView view2 = new DataView(ds.Tables["Products"]);
    view2.RowFilter = "UnitsInStock = 0 AND UnitsOnOrder = 0";
    Datagrid2.DataSource = view2;

    DataView view3 = new DataView(ds.Tables["Products"]);
    view3.RowFilter = "ProductName LIKE 'P%'";
    Datagrid3.DataSource = view3;

    this.DataBind();

  }

}








18.31.DataView
18.31.1.DataView Filter
18.31.2.DataView Sort