Introduction to Header Files

The libraries are

(Also) called header files

And, as computer files

They have the extension “.h”

house.h
person.h
They could have any name

iostream

Asks the computer to display stuff on the monitor’s screen

How to put a library in your program

Put it at the beginning of the file (A-1)

Example of (A-1)

iostream.h

How to use a library in your program

Simply include it by using the [...]