C# (CSharp) DesignPatterns.Core.BehavioralPatterns.Visitor.ClassicVisitor AdditionExpression - 3 examples found. These are the top rated real world C# (CSharp) examples of DesignPatterns.Core.BehavioralPatterns.Visitor.ClassicVisitor.AdditionExpression extracted from open source projects. You can rate examples to help us improve the quality of examples.