VB.NET Array.Reverse方法代码示例

Public Class SamplesArray    
    
    Public Shared Sub Main()
        
        ' Creates and initializes a new Array.
        Dim myArray As Array = Array.CreateInstance(GetType(String), 9)
        myArray.SetValue("The", 0)
        myArray.SetValue("QUICK", 1)
        myArray.SetValue("BROWN", 2)
        myArray.SetValue("FOX", 3)
        myArray.SetValue("jumps", 4)
        myArray.SetValue("over", 5)
        myArray.SetValue("the", 6)
        myArray.SetValue("lazy", 7)
        myArray.SetValue("dog", 8)
        
        ' Displays the values of the Array.
        Console.WriteLine("The Array initially contains the " _
           + "following values:")
        PrintIndexAndValues(myArray)
        
        ' Reverses the sort of the values of the Array.
        Array.Reverse(myArray, 1, 3)
        
        ' Displays the values of the Array.
        Console.WriteLine("After reversing:")
        PrintIndexAndValues(myArray)
    End Sub    
    
    
    Public Shared Sub PrintIndexAndValues(myArray As Array)
        Dim i As Integer
        For i = myArray.GetLowerBound(0) To myArray.GetUpperBound(0)
            Console.WriteLine(ControlChars.Tab + "[{0}]:" + ControlChars.Tab _
               + "{1}", i, myArray.GetValue(i))
        Next i
    End Sub
End Class

Public Class SamplesArray    
    
    Public Shared Sub Main()
        
        ' Creates and initializes a new Array.
        Dim myArray As Array = Array.CreateInstance(GetType(String), 9)
        myArray.SetValue("The", 0)
        myArray.SetValue("quick", 1)
        myArray.SetValue("brown", 2)
        myArray.SetValue("fox", 3)
        myArray.SetValue("jumps", 4)
        myArray.SetValue("over", 5)
        myArray.SetValue("the", 6)
        myArray.SetValue("lazy", 7)
        myArray.SetValue("dog", 8)
        
        ' Displays the values of the Array.
        Console.WriteLine("The Array initially contains the " _
           + "following values:")
        PrintIndexAndValues(myArray)
        
        ' Reverses the sort of the values of the Array.
        Array.Reverse(myArray)
        
        ' Displays the values of the Array.
        Console.WriteLine("After reversing:")
        PrintIndexAndValues(myArray)
    End Sub
    
    
    
    Public Shared Sub PrintIndexAndValues(myArray As Array)
        Dim i As Integer
        For i = myArray.GetLowerBound(0) To myArray.GetUpperBound(0)
            Console.WriteLine(ControlChars.Tab + "[{0}]:" + ControlChars.Tab _
               + "{1}", i, myArray.GetValue(i))
        Next i
    End Sub
End Class

' 导入命名空间
Imports System.Globalization

Module Example
   Public Sub Main()
      Dim nMonths As Integer = DateTimeFormatInfo.CurrentInfo.Calendar.GetMonthsInYear(Date.Now.Year)
      Dim months()() As Integer = New Integer(nMonths - 1)() {}

      ' Populate elements with number of days in month.
      For ctr As Integer = 0 To months.GetUpperBound(0)
         Dim daysInMonth As Integer = DateTime.DaysInMonth(Date.Now.Year, ctr + 1)
         months(ctr) = New Integer(daysInMonth - 1) {}
         For ctr2 As Integer = 1 To daysInMonth
            months(ctr)(ctr2 - 1) = ctr2
         Next
      Next

      For Each _month In months
         For each _day In _month
            Console.Write("{0} ", _day)
         Next   
         Console.WriteLine()
      Next
      Console.WriteLine()
               
      Console.WriteLine("About to reverse array.")
      Console.WriteLine()
      Array.Reverse(months)

      For Each _month In months
         For each _day In _month
            Console.Write("{0} ", _day)
         Next   
         Console.WriteLine()
      Next
   End Sub
End Module

' 导入命名空间
Imports System

Public Class MainClass
    
    Shared Sub Main()
        Dim myArray As [String](  ) = {"W", "i", "A", "t"}

        Console.WriteLine("Display myArray...")
        DisplayArray(myArray)

        Console.WriteLine("Reverse and display myArray...")
        Array.Reverse(myArray)
        DisplayArray(myArray)

        Dim myOtherArray As [String](  ) = _
          {"e", "l", "s", "T", "o", "B", "f", "v"}

        Console.WriteLine("Display myOtherArray...")
        DisplayArray(myOtherArray)

        Console.WriteLine("Sort and display myOtherArray...")
        Array.Sort(myOtherArray)
        DisplayArray(myOtherArray)

    End Sub
    Public Shared Sub DisplayArray(ByVal theArray(  ) As Object)
        Dim obj As Object
        For Each obj In theArray
            Console.WriteLine("Value: {0}", obj)
        Next obj
        Console.WriteLine(ControlChars.Lf)
    End Sub 'DisplayArray

End Class