LinkedListNode<(Of <(T>)>), adds it to a LinkedList<(Of <(T>)>), tracks values of its properties as the LinkedList<(Of <(T>)>) changes. : List « Data Structure « VB.Net






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

LinkedListNode<(Of <(T>)>), adds it to a LinkedList<(Of <(T>)>), tracks values of its properties as the LinkedList<(Of <(T>)>) changes.

   

Imports System
Imports System.Collections.Generic

Public Class GenericCollection
    Public Shared Sub Main()
        Dim lln As New LinkedListNode(Of String)("A")
        DisplayProperties(lln)

        Dim ll As New LinkedList(Of String)

        ll.AddLast(lln)
        DisplayProperties(lln)

        ll.AddFirst("B")
        ll.AddLast("C")
        DisplayProperties(lln)

    End Sub

    Public Shared Sub DisplayProperties(lln As LinkedListNode(Of String))
        If lln.List Is Nothing Then
            Console.WriteLine("Node is not linked.")
        Else
            Console.WriteLine("Node belongs to a linked list with {0} elements.", lln.List.Count)
        End If 

        If lln.Previous Is Nothing Then
            Console.WriteLine("Previous node is null.")
        Else
            Console.WriteLine("Value of previous node: {0}", lln.Previous.Value)
        End If 

        Console.WriteLine("Value of current node:  {0}", lln.Value)

        If lln.Next Is Nothing Then
            Console.WriteLine("Next node is null.")
        Else
            Console.WriteLine("Value of next node:     {0}", lln.Next.Value)
        End If 
    End Sub 
End Class








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