csharp .NET Core linq Distinct

                
                        var distinctUsers = allUsers
    .GroupBy(x => x.UserId)
    .Select(x => x.First())
    .ToList();
                    
                

csharp distinct comparer multiple properties

                        
                                List<Person> distinctPeople = allPeople
  .GroupBy(p => new {p.PersonId, p.FavoriteColor} )
  .Select(g => g.First())
  .ToList();
                            
                        

how to use distinct in linq query in csharp

                        
                                var distValues = objList.Select(o=>o.typeId).Distinct().ToList();
                            
                        

select distinct linq mvc

                        
                                public static IQueryable<ProdType> GetDistinctProdType(
    this IQueryable<ProdInfo> query,
    int categoryId)
{
    return (from p in query
            where p.CatID == categoryId
            select p.Type).Distinct();
}
                            
                        

linq distinct

                        
                                var uniquePeople = from p in people
                   group p by new {p.ID} //or group by new {p.ID, p.Name, p.Whatever}
                   into mygroup
                   select mygroup.FirstOrDefault();
                            
                        

Related code examples