Hide ASP.Net GridView column on LinkButton Click using C# and VB.Net

Hi kid.live,

Please refer below sample.

Note: For this sample i have used temporary DataTable. For more details refer Dynamically create DataTable and bind to GridView in ASP.Net.

HTML

<asp:GridView runat="server" CssClass="table table-striped table-bordered" Width="100%" ID="gvDetails" AutoGenerateColumns="false">
    <Columns>
        <asp:TemplateField ShowHeader="false" HeaderText="المبلغ<br/>Amount">
            <ItemTemplate>
                <asp:Label ID="lblamount" runat="server" Text='<%# Eval("amount") %>'></asp:Label>
            </ItemTemplate>
        </asp:TemplateField>
        <asp:BoundField DataField="branch_num" ItemStyle-HorizontalAlign="Center" HtmlEncode="false" HeaderText="رقم المحطة<br/>Branch No" />
        <asp:BoundField DataField="machineID" ItemStyle-HorizontalAlign="Center" HtmlEncode="false" HeaderText="رقم المكينة<br/>Machine ID" />
        <asp:BoundField DataField="shift" ItemStyle-HorizontalAlign="Center" HtmlEncode="false" HeaderText="جدول<br/>Shifts" />
        <asp:BoundField DataField="userID" ItemStyle-HorizontalAlign="Center" HtmlEncode="false" HeaderText="المستخدم<br/>User" />
        <asp:BoundField DataField="voucher_date" ItemStyle-HorizontalAlign="Center" HtmlEncode="false" HeaderText="تاريخ الفاتورة<br/>Voucher Date" />
        <asp:BoundField DataField="voucher_number" ItemStyle-HorizontalAlign="Center" HtmlEncode="false" HeaderText="رقم الفاتورة<br/>Voucher No" />
        <asp:TemplateField ShowHeader="false">
            <HeaderTemplate>
                <asp:Label ID="lblHeadPrint" runat="server" Text="<br/>Print" Visible="true"></asp:Label>
            </HeaderTemplate>
            <ItemTemplate>
                <asp:LinkButton ID="lnkIBPrint" CommandName="Select" CommandArgument="<%# Container.DataItemIndex %>"
                    CssClass="btn btn-outline-dark rounded-circle" runat="server" Visible="true" OnClick="lnkIBPrint_Click">
                            <i class="bi bi-printer"></i>
                </asp:LinkButton>
            </ItemTemplate>
        </asp:TemplateField>
        <asp:ImageField Visible="false"></asp:ImageField>
    </Columns>
    <PagerStyle HorizontalAlign="Center" CssClass="GridPager" />
    <HeaderStyle HorizontalAlign="Center" />
</asp:GridView>

Namespace

C#

using System.Data;

VB.Net

Imports System.Data

Code

C#

protected void Page_Load(object sender, EventArgs e)
{
    if (!this.IsPostBack)
    {
        DataTable dt = new DataTable();
        dt.Columns.AddRange(new DataColumn[7] {
                        new DataColumn("amount"),
                        new DataColumn("branch_num"),
                        new DataColumn("machineID"),
                        new DataColumn("shift"),
                        new DataColumn("userID"),
                        new DataColumn("voucher_date"),
                        new DataColumn("voucher_number")});
        dt.Rows.Add("10000", "421031", "MC102", "10am", "Rough1010", "10/02/2020", "101240");
        gvDetails.DataSource = dt;
        gvDetails.DataBind();
    }
}

protected void lnkIBPrint_Click(object sender, EventArgs e)
{
    .gvDetails.Columns[7].Visible = false;
     gvDetails.DataBind();
}

VB.Net

Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
    If Not Me.IsPostBack Then
        Dim dt As DataTable = New DataTable()
        dt.Columns.AddRange(New DataColumn(6) {New DataColumn("amount"), New DataColumn("branch_num"), New DataColumn("machineID"), New DataColumn("shift"), New DataColumn("userID"), New DataColumn("voucher_date"), New DataColumn("voucher_number")})
        dt.Rows.Add("10000", "421031", "MC102", "10am", "Rough1010", "10/02/2020", "101240")
        gvDetails.DataSource = dt
        gvDetails.DataBind()
    End If
End Sub

Protected Sub lnkIBPrint_Click(ByVal sender As Object, ByVal e As EventArgs)
    gvDetails.Columns(7).Visible = False
    gvDetails.DataBind()
End Sub