Question

How to return two-dimension array from a function in VB.NET

Answer 1

Module Module1

    Sub Main()

        Dim array As Integer(,) = SetArray()

        Print(array)

    End Sub

    Private Function SetArray() As Integer(,)
        Dim array As Integer(,) = {{1, 2}, {3, 4}, {5, 6}, {7, 8}}
        Return array
    End Function

    Private Sub Print(array As Integer(,))
        For i = 0 To array.GetUpperBound(0)
            For j = 0 To array.GetUpperBound(1)
                Console.Write($"{array(i, j)} ")
            Next
            Console.WriteLine()
        Next
    End Sub

End Module

' run:
' 
' 1 2
' 3 4
' 5 6
' 7 8

 

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