IT Knowledge

 Example 1 listProjectPersonDO  is a List<ClsRelProjectPersonDO> foreach (ClsRelProjectPersonDO clsRelProjectPersonDO in              listProjectPersonDO.Where(element => element.IdProjectDomainSubdomain == row))             {              }  Example2  GeneralReport is a DataTable  var qWorkingArea = GeneralReport.AsEnumerable()              .GroupBy(r => r.Field<String>("workingArea"))             .Select(g => new             {                 totalW = g.Count(),            ...