Question

How to declare and print a 4 x 3 multidimensional array and initialize array elements in VB.NET

Answer 1

Module Module1

    Sub Main()

        Dim matrix = New Integer(3, 2) {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}, {10, 11, 12}}

        Console.WriteLine(matrix(0, 0))
        Console.WriteLine(matrix(1, 0))
        Console.WriteLine(matrix(2, 0))
        Console.WriteLine(matrix(3, 0))

        Console.WriteLine(matrix(0, 1))
        Console.WriteLine(matrix(1, 1))
        Console.WriteLine(matrix(2, 1))
        Console.WriteLine(matrix(3, 1))

    End Sub

End Module

' run:
' 
' 1
' 4
' 7
' 10
' 2
' 5
' 8
' 11

 

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Answer 2

Module Module1

    Sub Main()

        Dim matrix = New Integer(3, 2) {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}, {10, 11, 12}}

        For i As Integer = 0 To 3
            For j As Integer = 0 To 2
                Console.Write("{0,3}", matrix(i, j))
            Next
            Console.WriteLine()
        Next
    End Sub

End Module

' run:
' 
' 1  2  3
' 4  5  6
' 7  8  9
' 10 11 12

 

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Answer 3

Module Module1

    Sub Main()

        Dim matrix = New Integer(3, 2) {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}, {10, 11, 12}}

        For i As Integer = 0 To matrix.GetLength(0) - 1
            For j As Integer = 0 To matrix.GetLength(1) - 1
                Console.Write("{0,3}", matrix(i, j))
            Next
            Console.WriteLine()
        Next
    End Sub

End Module

' run:
' 
' 1  2  3
' 4  5  6
' 7  8  9
' 10 11 12

 

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