Functions

Overview

This chapter introduces modular programming, functions, parameters, return values, and scope.

Chapter Outline

• Modular Programming
• Hierarchy or Structure Chart
• Function Examples
• Parameters and Arguments
• Call by Value vs. Call by Reference
• Return Statement
• Void Data Type
• Scope
• Programming Style
• Standard Libraries
• Code Examples
  • Program Plan
  • C++
  • C#
  • Java
  • JavaScript
  • Python
  • Swift
• Practice

Learning Objectives

1. Understand key terms and definitions.
2. Given example pseudocode, flowcharts, and source code, create a program that uses functions, parameters, and return values to solve a given problem.