May 2012
Intermediate to advanced
679 pages
16h 56m
English
Content preview from Object Oriented Programming with C++, 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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2.2 DATA TYPES
In a program, we typically need data in the form of strings and numbers. Even numbers are of different kinds and size. Hence, computer scientists devised data types. There are basic data types and their variations. Let us study them in detail.
2.2.1 Simple data types
There are three basic data types in a programming language like C++. They are integer, real and character. To represent them, C++ has defined following keywords:
Integer represented by int
Real represented by float
Character represented by char
The language supports four modifiers for these basic data types, namely short, long, signed or unsigned. As the name suggests “short” indicates a small number while “long” indicates large number. The modifier “signed” signifies ...
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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.