Type.GetArrayRank Method

Gets the number of dimensions in an Array.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

Public Overridable Function GetArrayRank As Integer

Return Value

Type: System.Int32
An Int32 containing the number of dimensions in the current Type.


The functionality of this method is unsupported in the base class and must be implemented in a derived class instead.


The current Type is not an array.

The following example displays the number of dimensions in an array.

Class Example

    Public Shared Sub Demo(ByVal outputBlock As System.Windows.Controls.TextBlock)

        Dim myArray(,,) As Integer = {{{12,  2,  35}, {300, 78, 33}}, _
                                       {{92, 42, 135}, { 30,  7,  3}}}
        Dim myType As Type = myArray.GetType()

        outputBlock.Text += String.Format("myArray has {0} dimensions." & vbCrLf, _
    End Sub 
End Class 

' This code example produces the following output:
'myArray has 3 dimensions.


Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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