gridview中某列值小于一定数量时字体为红色

         protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
        {
            if (e.Row.RowType == DataControlRowType.DataRow)
            {
                if (Convert.ToInt32(e.Row.Cells[6].Text < 30))
                    //找到库存的索引，设定数量小于30时变颜色
                {
                    e.Row.Cells[6].BackColor = System.Drawing.Color.Red;
                    //设计颜色变化为红色
                }
            }
        }