数据显示按规格向datatable中增加空白记录

 

    /// <summary>
    /// 按前台分页样式为datatable增加空行
    /// </summary>
    /// <param name="gridPageSize">grid分页行数</param>
    /// <param name="dt"></param>
    /// <returns></returns>
    public static DataTable FitDatatableRows(int gridPageSize, DataTable dt)
    {
        int needAddCount = 0; //需要添加的行数
        int remainder = dt.Rows.Count % gridPageSize;//取余数
        //当dt为空 或不是分页行数的整数倍时
        if (dt.Rows.Count > 0 && remainder != 0 || dt.Rows.Count == 0)
        {
            needAddCount = gridPageSize - remainder;
        }

        for (int i = 0; i < needAddCount; i++)
        {
            dt.Rows.Add(new object[] { });
            dt.AcceptChanges();
        }

        return dt;
    }