Function CompareFeatures( _
   ByVal reffile As String, _
   ByVal modfile As String, _
   ByVal lOptions As Integer, _
   ByVal reportname As String _
) As Integer

Dim instance As ICompareFeature
Dim reffile As String
Dim modfile As String
Dim lOptions As Integer
Dim reportname As String
Dim value As Integer
 
value = instance.CompareFeatures(reffile, modfile, lOptions, reportname)

int CompareFeatures( 
   string reffile,
   string modfile,
   int lOptions,
   string reportname
)

int CompareFeatures( 
&   String^ reffile,
&   String^ modfile,
&   int lOptions,
&   String^ reportname
)