April 2011
Beginner
624 pages
11h 34m
English
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4. Functions: Many Are Called
The most fundamental building block in the programming toolkit is the function—often known as procedure or subroutine in other languages. A function is a group of related statements that accomplish a specific task. Once you define a function, you can execute it whenever you need to do so.
Understanding functions is a crucial step to programming in C++: Without functions, it would be a practical impossibility to engage in serious programming projects. Imagine how difficult it would be to write a word processor, for example, without some means of dividing the labor. Functions make this possible.
The Concept of Function
If you’ve followed the book up until this point, you’ve already seen use of a function—the sqrt
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.