 
 
GridView da Sütun Gizleme
Selam arkaşlar. Bu makalede GridView nesnesinde nasıl sütun gizlenir? konusunu işleyeceğiz. GridView1_RowDataBound kısmına kodumuzu yazacağız.

Default.aspx.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
    }
    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        //2.sütunu gizliyoruz.
        GridView1.Columns[2].Visible = false;
    }
}
Default.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    
        <asp:GridView ID="GridView1" runat="server"  OnRowDataBound="GridView1_RowDataBound" AutoGenerateColumns="False" 
            DataKeyNames="ID" DataSourceID="SqlDataSource1">
            <Columns>
                <asp:BoundField DataField="ID" HeaderText="ID" InsertVisible="False" 
                    ReadOnly="True" SortExpression="ID" />
                <asp:BoundField DataField="Company" HeaderText="Company" 
                    SortExpression="Company" />
                <asp:BoundField DataField="LastName" HeaderText="LastName" 
                    SortExpression="LastName" />
                <asp:BoundField DataField="FirstName" HeaderText="FirstName" 
                    SortExpression="FirstName" />
                <asp:BoundField DataField="City" HeaderText="City" SortExpression="City" />
                <asp:BoundField DataField="CountryRegion" HeaderText="CountryRegion" 
                    SortExpression="CountryRegion" />
            </Columns>
        </asp:GridView>
    
    </div>
    <asp:SqlDataSource ID="SqlDataSource1" runat="server" 
        ConnectionString="<%$ ConnectionStrings:ConnectionString %>" 
        ProviderName="<%$ ConnectionStrings:ConnectionString.ProviderName %>" 
        SelectCommand="SELECT [ID], [Company], [LastName], [FirstName], [City], [CountryRegion] FROM [Customers]">
    </asp:SqlDataSource>
    </form>
</body>
</html>
Bir makalenin daha sonuna geldik. Bir sonraki makalede görüşmek dileğiyle. Hoşçakalın. Bahadır ŞAHİN