Lesson #7

Operator Overloading: Additional Topics

Overview

In this lesson I will cover the following topics

1. Overloading operator[]

2. Overloading operator->

3. Overloading operator( )

4. operator++( ) vs operator++( int )

Body

Introduction

This lesson contains some additional details on operator overloading. The material in this lesson is somewhat advanced; it would be reasonable for you to skip this lesson on a first reading and return to it when you are further along in your study. However, the techniques I cover here are essential for advanced C++ libraries, such as the Standard Template Library (STL). I feel it is important to discuss them at this stage so that you are better able to understand what the STL is doing when I introduce it in a later lesson.

Summary

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