Exploring C++20: The Programmer's Introduction to C++

© Ray Lischner 2020

R. LischnerExploring C++20https://doi.org/10.1007/978-1-4842-5961-0_25

25. Overloading Function Names

Ray Lischner¹ 

(1)

Ellicott City, MD, USA

 

In C++, multiple functions can have the same name, provided the functions have a different number of arguments or different argument types. Using the same name for multiple functions is called overloading and is common in C++.

Overloading

All programming languages use overloading at one level or another. For example, most languages use + for integer addition as well as for floating-point addition. Some languages, such as Pascal, use different operators for integer division (div) and floating-point division (/), but others, such as C and Java, use the same operator (/).

C++ takes overloading ...