VB.NET Stack.Peek方法代码示例

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本文整理汇总了VB.NET中System.Collections.Stack.Peek方法的典型用法代码示例。如果您正苦于以下问题：VB.NET Stack.Peek方法的具体用法？VB.NET Stack.Peek怎么用？VB.NET Stack.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.Stack的用法示例。

在下文中一共展示了Stack.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: Main

' 导入命名空间
Imports System.Collections

Public Class SamplesStack    

    Public Shared Sub Main()

        ' Creates and initializes a new Stack.
        Dim myStack As New Stack()
        myStack.Push("The")
        myStack.Push("quick")
        myStack.Push("brown")
        myStack.Push("fox")

        ' Displays the Stack.
        Console.Write("Stack values:")
        PrintValues(myStack, ControlChars.Tab)

        ' Removes an element from the Stack.
        Console.WriteLine("(Pop)" & ControlChars.Tab & ControlChars.Tab & _
           "{0}", myStack.Pop())

        ' Displays the Stack.
        Console.Write("Stack values:")
        PrintValues(myStack, ControlChars.Tab)

        ' Removes another element from the Stack.
        Console.WriteLine("(Pop)" & ControlChars.Tab & ControlChars.Tab & _
           "{0}", myStack.Pop())

        ' Displays the Stack.
        Console.Write("Stack values:")
        PrintValues(myStack, ControlChars.Tab)

        ' Views the first element in the Stack but does not remove it.
        Console.WriteLine("(Peek)" & ControlChars.Tab & ControlChars.Tab & _
           "{0}", myStack.Peek())

        ' Displays the Stack.
        Console.Write("Stack values:")
        PrintValues(myStack, ControlChars.Tab)

    End Sub

    Public Shared Sub PrintValues(myCollection As IEnumerable, mySeparator As Char)
        Dim obj As [Object]
        For Each obj In  myCollection
            Console.Write("{0}{1}", mySeparator, 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:53，代码来源:Stack.Peek

输出：

Stack values:    fox    brown    quick    The
(Pop)        fox
Stack values:    brown    quick    The
(Pop)        brown
Stack values:    quick    The
(Peek)        quick
Stack values:    quick    The

示例2: Stack.Peek()

' 导入命名空间
Imports System
Imports System.Collections
 
Public Class MainClass

    Shared Sub Main(ByVal args As String())
             Dim intStack As New Stack( )

             ' populate the stack
             Dim i As Integer
             For i = 0 To 7
                 intStack.Push((i * 5))
             Next i

             ' Display the Stack.
             Console.WriteLine("intStack values:")
             DisplayValues(intStack)

             ' Remove an element from the stack.
             Console.WriteLine("(Pop){0}", intStack.Pop( ))

             ' Display the Stack.
             Console.WriteLine("intStack values:")
             DisplayValues(intStack)

             ' Remove another element from the stack.
             Console.WriteLine("(Pop){0}", intStack.Pop( ))

             ' Display the Stack.
             Console.WriteLine("intStack values:")
             DisplayValues(intStack)

             ' View the first element in the
             ' Stack but do not remove.
             Console.WriteLine("(Peek)   {0}", intStack.Peek( ))

             ' Display the Stack.
             Console.WriteLine("intStack values:")
             DisplayValues(intStack)
    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 'DisplayValues

End Class

开发者ID:VB程序员，项目名称:System.Collections，代码行数:51，代码来源:Stack.Peek

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