c# 将datagridview某一列设定为不可编辑或可编辑

this.indexDataGridView1.Columns[1].ReadOnly = true;
this.indexDataGridView1.Columns[2].ReadOnly = true;
this.indexDataGridView1.Columns[3].ReadOnly = true;
this.indexDataGridView1.Columns[4].ReadOnly = true;
this.indexDataGridView1.Columns[5].ReadOnly = true;
this.indexDataGridView1.Columns[6].ReadOnly = true;
this.indexDataGridView1.Columns[7].ReadOnly = true;
this.indexDataGridView1.Columns[8].ReadOnly = true;
this.indexDataGridView1.Columns[9].ReadOnly = true;
this.indexDataGridView1.Columns[10].ReadOnly = true;
this.indexDataGridView1.Columns[11].ReadOnly = true;