Scanning items in a collection : Collection « Collections « VB.Net Tutorial





Public Class Tester
    Public Shared Sub Main
        Dim numberCollection As New Collection

        numberCollection.Add(14, "C")
        numberCollection.Add(25, "D")
        numberCollection.Add(36, "E")
        numberCollection.Add(47, "A")
        numberCollection.Add(58, "B")

        ' ----- Scan the collection with a loop counter.
        '       Collections are base-1, not base-0.
        For counter As Integer = 1 To numberCollection.Count
            Console.WriteLine(numberCollection(counter))
        Next counter

        ' ----- Scan the collection by item.
        For Each number As Integer In numberCollection
            Console.WriteLine(number)
        Next number

        ' ----- Retrieve items by key.
        Console.WriteLine(numberCollection("A"))
        Console.WriteLine(numberCollection("B"))
        Console.WriteLine(numberCollection("C"))
        Console.WriteLine(numberCollection("D"))
        Console.WriteLine(numberCollection("E"))



    End Sub

End Class
14
25
36
47
58
14
25
36
47
58
47
58
14
25
36










8.9.Collection
8.9.1.Inserting items into a collection by index
8.9.2.Add key value pair to Collection
8.9.3.Store objects in Collection and retrieve by key and index
8.9.4.Get Enumerator from Collection
8.9.5.Deleting the members of a collection
8.9.6.Remove from Collection
8.9.7.Scanning items in a collection