December 2004
Beginner
936 pages
20h 1m
English
Content preview from Sams Teach Yourself C++ in 21 Days , Fifth Edition
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Day 4. Creating Expressions and Statements
At its heart, a program is a set of commands executed in sequence. The power in a program comes from its capability to execute one or another set of commands, based on whether a particular condition is true or false.
Today, you will learn
• What statements are
• What blocks are
• What expressions are
• How to branch your code based on conditions
• What truth is, and how to act on it
Starting with Statements
In C++, a statement controls the sequence of execution, evaluates an expression, or does nothing (the null statement). All C++ statements end with a semicolon and nothing else. One of the most common statements is the following assignment statement:
x = a + b;
Unlike in algebra, this statement ...
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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.