How to: Reverse the Contents of An Array in Visual Basic

This example declares an array of String objects named zooAnimals, populates it, and then reverses its contents.

Example

This code example is also available as an IntelliSense code snippet. In the code snippet picker, it is located in Visual Basic Language. For more information, see How to: Insert IntelliSense Code Snippets.

Public Sub reverseAnimals()
    Dim zooAnimals(2) As String
    zooAnimals(0) = "lion"
    zooAnimals(1) = "turtle"
    zooAnimals(2) = "ostrich"
    Array.Reverse(zooAnimals)
End Sub

Compiling the Code

This example requires:

• Access to Mscorlib.dll and the System namespace.

Robust Programming

The following conditions may cause an exception:

• Array is empty (ArgumentNullException class)

• Array is multidimensional (RankException class)

• One or more elements of the array do not implement the IComparable interface (InvalidOperationException class)

See Also

Tasks

How to: Sort An Array in Visual Basic

Troubleshooting Arrays (Visual Basic)

Reference

Array.Reverse

Other Resources

Arrays in Visual Basic