HashSet(T).ExceptWith Method removes all elements in the specified collection from the current HashSet(Of T) object. : HashSet « Data Structure « VB.Net






  1. VB.Net
  2. Data Structure
  3. HashSet

HashSet(T).ExceptWith Method removes all elements in the specified collection from the current HashSet(Of T) object.

 
Imports System
Imports System.Collections.Generic

Class Program
    Shared Sub Main()
    
        Dim lowNumbers As HashSet(Of Integer) = New HashSet(Of Integer)()
        Dim highNumbers As HashSet(Of Integer) = New HashSet(Of Integer)()
    
        For i As Integer = 0 To 5
            lowNumbers.Add(i)
        Next i
    
        For i As Integer = 3 To 9
            highNumbers.Add(i)
        Next i
    
        Console.Write("lowNumbers contains {0} elements: ", lowNumbers.Count)
    
        Console.Write("highNumbers contains {0} elements: ", highNumbers.Count)
    
        highNumbers.ExceptWith(lowNumbers)
    
        Console.Write("highNumbers contains {0} elements: ", highNumbers.Count)
    
    End Sub
End Class








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1.KeyedCollection(TKey, TItem) is the abstract base class for a collection whose keys are embedded in the values.
2.Lookup(TKey, TElement) Represents a collection of keys each mapped to one or more values.
3.ReadOnlyCollection(T) Class Provides the base class for a generic read-only collection.
4.HashSet(T) Class Represents a set of values.
5.Create a HashSet from another HashSet
6.Create HashSet(Of T) class that uses the default equality comparer for the set type
7.Create HashSet(Of T) class from another collection
8.Remove element from HashSet with condition function
9.HashSet(T).Clear Method removes all elements from a HashSet(Of T) object.
10.HashSet(T).Contains Method tells whether a HashSet(Of T) object contains the specified element.
11.HashSet(T).IsProperSubsetOf Method tells whether a HashSet(Of T) object is a proper subset of the specified collection.
12.HashSet(T).SymmetricExceptWith Method keeps elements that are present either in that object or in the specified collection, but not both.