How to show/hide column in GridView by different ways

How to show/hide column in GridView

1. To hide a column just set the width to 0. To show it again set the width to auto.

Code:

        GridView1.Columns[0].ItemStyle.Width = 0;

2. Hide the column

Code:

        GridView1.Columns[6].Visible = false;

3. Different way to Hide the columns

Code:

    protected void Gridview1_RowCreated(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            // Index of column to be hide
            e.Row.Cells[0].Visible = false;

        }
        if (e.Row.RowType == DataControlRowType.Header)
        {
            // Index of column to be hide
            e.Row.Cells[0].Visible = false;
        }
    }