Question

How to copy a range of elements from an array (index 0) to another array with Array.Copy() method in VB.NET

Answer 1

Module Module1

    Sub Main()

        Dim arr1() As Integer = {1, 2, 3, 4, 5, 6}
        Dim arr2(6) As Integer

        Array.Copy(arr1, 0, arr2, 0, 3)

        Console.WriteLine("arr2")
        For Each value In arr2
            Console.Write("{0,2}", value)
        Next
        Console.WriteLine()

    End Sub

End Module

' run:
' 
' arr2
' 1 2 3 0 0 0 0

 

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Answer 2

Module Module1

    Sub Main()

        Dim arr1() As Integer = {1, 2, 3, 4, 5, 6}
        Dim arr2(2) As Integer

        Array.Copy(arr1, 0, arr2, 0, 3)

        Console.WriteLine("arr2")
        For Each value In arr2
            Console.Write("{0,2}", value)
        Next
        Console.WriteLine()

    End Sub

End Module

' run:
' 
' arr2
' 1 2 3 

 

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