VB.NET Queue.Peek方法代码示例

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本文整理汇总了VB.NET中System.Collections.Queue.Peek方法的典型用法代码示例。如果您正苦于以下问题：VB.NET Queue.Peek方法的具体用法？VB.NET Queue.Peek怎么用？VB.NET Queue.Peek使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Collections.Queue的用法示例。

在下文中一共展示了Queue.Peek方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的VB.NET代码示例。

示例1: SamplesQueue

' 导入命名空间
Imports System.Collections

Public Class SamplesQueue
    
    
    Public Shared Sub Main()
        
        ' Creates and initializes a new Queue.
        Dim myQ As New Queue()
        myQ.Enqueue("The")
        myQ.Enqueue("quick")
        myQ.Enqueue("brown")
        myQ.Enqueue("fox")
        
        ' Displays the Queue.
        Console.Write("Queue values:")
        PrintValues(myQ)
        
        ' Removes an element from the Queue.
        Console.WriteLine("(Dequeue)    {0}", myQ.Dequeue())
        
        ' Displays the Queue.
        Console.Write("Queue values:")
        PrintValues(myQ)
        
        ' Removes another element from the Queue.
        Console.WriteLine("(Dequeue)    {0}", myQ.Dequeue())
        
        ' Displays the Queue.
        Console.Write("Queue values:")
        PrintValues(myQ)
        
        ' Views the first element in the Queue but does not remove it.
        Console.WriteLine("(Peek)       {0}", myQ.Peek())
        
        ' Displays the Queue.
        Console.Write("Queue values:")
        PrintValues(myQ)
    End Sub

    Public Shared Sub PrintValues(myCollection As IEnumerable)
        Dim obj As [Object]
        For Each obj In  myCollection
            Console.Write("    {0}", obj)
        Next obj
        Console.WriteLine()
    End Sub

End Class

开发者ID:VB.NET开发者，项目名称:System.Collections，代码行数:50，代码来源:Queue.Peek

输出：

Queue values:    The    quick    brown    fox
(Dequeue)    The
Queue values:    quick    brown    fox
(Dequeue)    quick
Queue values:    brown    fox
(Peek)       brown
Queue values:    brown    fox

示例2: MainClass

' 导入命名空间
Imports System
Imports System.Collections

Public Class MainClass
    
    Shared Sub Main()
             Dim intQueue As New Queue(  )

             Dim i As Integer
             For i = 0 To 4
                 intQueue.Enqueue((i * 5))
             Next i

             Console.WriteLine("intQueue values:")
             DisplayValues(intQueue)

             Console.WriteLine("(Dequeue) {0}", intQueue.Dequeue(  ))

             Console.WriteLine("intQueue values:")
             DisplayValues(intQueue)

             Console.WriteLine("(Dequeue) {0}", intQueue.Dequeue(  ))

             Console.WriteLine("intQueue values:")
             DisplayValues(intQueue)

             Console.WriteLine("(Peek)   {0}", intQueue.Peek(  ))

             Console.WriteLine("intQueue values:")
             DisplayValues(intQueue)
   End Sub

   Public Shared Sub DisplayValues(ByVal myCollection As IEnumerable)
       Dim myEnumerator As IEnumerator = myCollection.GetEnumerator(  )
       While myEnumerator.MoveNext(  )
           Console.WriteLine("{0} ", myEnumerator.Current)
       End While
       Console.WriteLine(  )
   End Sub

End Class

开发者ID:VB程序员，项目名称:System.Collections，代码行数:42，代码来源:Queue.Peek

注：本文中的System.Collections.Queue.Peek方法示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。