May 2002
Beginner
320 pages
6h 18m
English
Content preview from SAMS Teach Yourself C++ in 10 Minutes SECOND EDITIONBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Constructors and Destructors
When you create a struct variable, the value of the member variables is not defined until you initialize them from your program. But the class allows you to declare and define a special member function, the constructor, which can initialize member variables, public or private, when an object of the class is instantiated.
The constructor is called automatically by code that the compiler generates as part of the process of instantiating the object.
The constructor has the same name as the class. It has no return type, not even void, and the most basic constructor has no arguments. For a class called aSAMSAccumulator, it would be specified in the class declaration as shown in Listing 17.5.
Listing 17.5. A Constructor ...
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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.