Searches for a key : ListDictionary « Data Structure « VB.Net

Searches for a key


Imports System
Imports System.Collections
Imports System.Collections.Specialized

Public Class SamplesListDictionary   
   Public Shared Sub Main()
      Dim myCol As New ListDictionary()
      myCol.Add("A", "a")
      myCol.Add("B", "b")
      myCol.Add("C", "c")

      Dim myArr(myCol.Count) As DictionaryEntry
      myCol.CopyTo(myArr, 0)

      If myCol.Contains("A") Then
         Console.WriteLine("The collection contains the key ""Kiwis"".")
         Console.WriteLine("The collection does not contain the key ""Kiwis"".")
      End If

   End Sub 'Main

End Class 


Related examples in the same category

1.Display the contents of the collection using For Each. This is the preferred method
2.Display the contents of the collection using the enumerator
3.Display the contents of the collection using the Keys, Values, Count, and Item properties