/// <summary>
/// 项目名不能重复
/// </summary>
/// <param name="itemName">项目名</param>
/// <param name="keyValue">主键</param>
/// <param name="itemId">分类Id</param>
/// <returns></returns>
public bool ExistItemName(string itemName, string keyValue, string itemId)
{
return(InstanceDAL.ExistItemName(itemName, keyValue, itemId));
}