GetCount()

int System.Linq.Enumerable.DefaultIfEmptyIterator< TSource >.GetCount ( bool onlyIfCheap )

inline

Definition at line 704 of file Enumerable.cs.

        {
            int num = ((onlyIfCheap && !(_source is ICollection<TSource>) && !(_source is ICollection)) ? ((_source is IIListProvider<TSource> iIListProvider) ? iIListProvider.GetCount(onlyIfCheap: true) : (-1)) : _source.Count());
            if (num != 0)
            {
                return num;
            }
            return 1;
        }

References System.Linq.Enumerable.DefaultIfEmptyIterator< TSource >._source.