private string CreateRegion(string sRegionName) { string sError = string.Empty; #region 检查是否存在 var bllRegions = new Regions(); bool bIsExist = bllRegions.IsExist_CreateBase(sRegionName); if (bIsExist == true) { sError = "The name is already used by another region. Please use another region name."; return(sError); } #endregion try { sError = bllRegions.CreateRegion(sRegionName).ToString(); } catch (Exception ex) { sError = "Fail to Create Region."; } return(sError); }