DataGridViewのセル内テキストの配置方法

DataGridViewのセル内テキストの配置方法
VB.NET

dgv1.Columns("col1").DefaultCellStyle.Alignment = _
    DataGridViewContentAlignment.MiddleCenter

dgv1.Columns("col1").HeaderCell.Style.Alignment = _
    DataGridViewContentAlignment.MiddleCenter

C#

dgv1.Columns["col1"].DefaultCellStyle.Alignment =
    DataGridViewContentAlignment.MiddleCenter;

dgv1.Columns["col1"].HeaderCell.Style.Alignment =
    DataGridViewContentAlignment.MiddleCenter;