Sub SetLinkLabel( _
   ByVal linkdata As Object, _
   ByVal labelnodedata As Object _
) 

void SetLinkLabel( 
   object linkdata,
   object labelnodedata
)

Parameters

linkdata

the link data being modified

labelnodedata

the new node data that is a "label"; may be null to remove the label

Note that this method is universal, because it can only assume the node data is of type System.Object. The corresponding methods in the generic model classes operate on and return a specific node data type.

Reference