Question

How to modify HashSet-1 to contain elements that are in HashSet-1 AND in HashSet-2 with VB.NET

Answer 1

Imports System
Imports System.Collections.Generic

Public Class Test
    Public Shared Sub Main()
		Dim hset1 = New HashSet(Of Integer)({1, 2, 3, 4, 5})
        Dim hset2 = New HashSet(Of Integer)({3, 9, 1, 7})

		hset1.UnionWith(hset2)
        For Each item As Integer In hset1
            Console.Write("{0}{1}", item, " ")
        Next
    End Sub
End Class
 
 
 
' run:
'
' 1 2 3 4 5 9 7
'

 

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