Protected Overridable Function VisitBinary( _
   ByVal be As BinaryExpression, _
   ByVal leftExpr As Expression, _
   ByVal rightExpr As Expression _
) As Expression

Dim instance As ExpressionVisitor
Dim be As BinaryExpression
Dim leftExpr As Expression
Dim rightExpr As Expression
Dim value As Expression
 
value = instance.VisitBinary(be, leftExpr, rightExpr)

protected virtual Expression VisitBinary( 
   BinaryExpression be,
   Expression leftExpr,
   Expression rightExpr
)

protected:
virtual Expression^ VisitBinary( 
   BinaryExpression^ be,
   Expression^ leftExpr,
   Expression^ rightExpr
)