Function Remove( _
   ByVal regionName As String _
) As Boolean

Dim instance As IRegionCollection
Dim regionName As String
Dim value As Boolean
 
value = instance.Remove(regionName)

bool Remove( 
   string regionName
)

function Remove( 
    regionName: String
): Boolean; 

function Remove( 
   regionName : String
) : boolean;

bool Remove( 
   string* regionName
) 

bool Remove( 
   String^ regionName
)