VB.NET tutorial: Arrays-Two-Dimensional Array

VB.NET Arrays



Two-Dimensional Array

Another frequently used array is two-dimensional array. A two-dimensional array stores values in rows and columns. The row index starts from 0. The column index also starts from 0. You will use the New keyword to allocate a two-dimensional array.



Index 


0


1


2


0

1

2

3


1

4

5

6

Example:


Module Module1
 
    Sub Main()
       'Declaring and allocating the 2D-array of 2 rows and 3 columns
        Dim arr(,) As Integer
        arr = New Integer(1, 2) {{1, 2, 3}, {4, 5, 6}}
        For i = 0 To arr.GetUpperBound(0) 'max row index
            For j = 0 To arr.GetUpperBound(1) 'max column index
                Console.Write(arr(i, j) & vbTab)
            Next
            Console.WriteLine()' print new line
        Next
        Console.ReadLine()
 
    End Sub
End Module





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