13 references to Add
System.Core (13)
System\Linq\Enumerable.cs (6)
839if (set.Add(element)) yield return element; 859if (set.Add(element)) yield return element; 861if (set.Add(element)) yield return element; 880foreach (TSource element in second) set.Add(element); 901foreach (TSource element in second) set.Add(element); 903if (set.Add(element)) yield return element;
System\Linq\Parallel\QueryOperators\Binary\ExceptQueryOperator.cs (3)
195m_hashLookup.Add(rightElement.First); 208if (m_hashLookup.Add(leftElement.First)) 281rightLookup.Add(rightElement.First);
System\Linq\Parallel\QueryOperators\Binary\IntersectQueryOperator.cs (1)
183m_hashLookup.Add(rightElement.First);
System\Linq\Parallel\QueryOperators\Binary\UnionQueryOperator.cs (2)
247if (m_hashLookup.Add(currentLeftElement.First)) 274if (m_hashLookup.Add(currentRightElement.First))
System\Linq\Parallel\QueryOperators\Unary\DistinctQueryOperator.cs (1)
167if (m_hashLookup.Add(current.First))