/// <summary>
/// 获取分页数据集合
/// </summary>
/// <param name="sorter"></param>
/// <param name="pageSize">分页大小</param>
/// <param name="currentPage">分页页号</param>
/// <param name="count">数据总数</param>
/// <returns>分页数据集合</returns>
internal valueType[] GetPageDesc(Func <LeftArray <valueType>, LeftArray <valueType> > sorter, int pageSize, int currentPage, out int count)
{
if (!isSorted)
{
Array = sorter(Array);
}
return(Array.GetPageDesc(pageSize, currentPage, out count));
}
