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.NET Framework Class Library
Type..::.GetArrayRank Method

Gets the number of dimensions in an Array.

Namespace: System
Assembly: mscorlib (in mscorlib.dll)
Syntax
Public Overridable Function GetArrayRank As Integer
public virtual int GetArrayRank()
public:
virtual int GetArrayRank()
abstract GetArrayRank : unit -> int 
override GetArrayRank : unit -> int 

Return Value

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

Implements

_Type..::.GetArrayRank()()()
Exceptions
ExceptionCondition
NotSupportedException

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

ArgumentException

The current Type is not an array.

Examples

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


Imports System
Imports Microsoft.VisualBasic

Class MyArrayRankSample
    Public Shared Sub Main()
        Try
            Dim myArray(,,) As Integer = {{{12, 2, 35}, {300, 78, 33}}, {{92, 42, 135}, {30, 7, 3}}}
            Dim myType As Type = myArray.GetType()
            Console.WriteLine("Contents of myArray: {{{12,2,35},{300,78,33}},{{92,42,135},{30,7,3}}}")
            Console.WriteLine("myArray has {0} dimensions.", myType.GetArrayRank())
        Catch e As NotSupportedException
            Console.WriteLine("NotSupportedException raised.")
            Console.WriteLine(("Source: " + e.Source))
            Console.WriteLine(("Message: " + e.Message))
        Catch e As Exception
            Console.WriteLine("Exception raised.")
            Console.WriteLine(("Source: " + e.Source))
            Console.WriteLine(("Message: " + e.Message))
        End Try
    End Sub 'Main 
End Class 'MyArrayRankSample


using System;

class MyArrayRankSample
{
    public static void Main()
    {
        try
        {
            int[,,] myArray = new int[,,] {{{12,2,35},{300,78,33}},{{92,42,135},{30,7,3}}};
            Type myType = myArray.GetType();

            Console.WriteLine("Contents of myArray: {{{12,2,35},{300,78,33}},{{92,42,135},{30,7,3}}}");
            Console.WriteLine("myArray has {0} dimensions.", myType.GetArrayRank());
        }
        catch(NotSupportedException e)
        {
            Console.WriteLine("NotSupportedException raised.");
            Console.WriteLine("Source: " + e.Source);
            Console.WriteLine("Message: " + e.Message);
        }
        catch(Exception e)
        {
            Console.WriteLine("Exception raised.");
            Console.WriteLine("Source: " + e.Source);
            Console.WriteLine("Message: " + e.Message);
        }      
    }
}


using namespace System;
int main()
{
   try
   {
      array<Int32, 3>^myArray = gcnew array<Int32,3>(3,4,5);
      Type^ myType = myArray->GetType();
      Console::WriteLine( "myArray has {0} dimensions.", myType->GetArrayRank() );
   }
   catch ( NotSupportedException^ e ) 
   {
      Console::WriteLine( "NotSupportedException raised." );
      Console::WriteLine( "Source: {0}", e->Source );
      Console::WriteLine( "Message: {0}", e->Message );
   }
   catch ( Exception^ e ) 
   {
      Console::WriteLine( "Exception raised." );
      Console::WriteLine( "Source: {0}", e->Source );
      Console::WriteLine( "Message: {0}", e->Message );
   }

}


Version Information

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library
Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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