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Modern C++ Programming Cookbook

You're reading from   Modern C++ Programming Cookbook Master C++ core language and standard library features, with over 100 recipes, updated to C++20

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Product type Paperback
Published in Sep 2020
Publisher Packt
ISBN-13 9781800208988
Length 750 pages
Edition 2nd Edition
Languages
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Author (1):
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Marius Bancila Marius Bancila
Author Profile Icon Marius Bancila
Marius Bancila
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Toc

Table of Contents (16) Chapters Close

Preface Learning Modern Core Language Features Working with Numbers and Strings FREE CHAPTER Exploring Functions Preprocessing and Compilation Standard Library Containers, Algorithms, and Iterators General-Purpose Utilities Working with Files and Streams Leveraging Threading and Concurrency Robustness and Performance Implementing Patterns and Idioms Exploring Testing Frameworks C Plus Plus 20 Core Features Bibliography Other Books You May Enjoy
Index

Using I/O manipulators to control the output of a stream

Apart from the stream-based I/O library, the standard library provides a series of helper functions, called manipulators, that control the input and output streams using operator<< and operator>>. In this recipe, we will look at some of these manipulators and demonstrate their use through some examples that format the output to the console. We will continue covering more manipulators in the upcoming recipes.

Getting ready

The I/O manipulators are available in the std namespace in the headers <ios>, <istream>, <ostream>, and <iomanip>. In this recipe, we will only discuss some of the manipulators from <ios> and <iomanip>.

How to do it...

The following manipulators can be used to control the output or input of a stream:

  • boolalpha and noboolalpha enable and disable the textual representation of Booleans:
    std::cout << std::boolalpha <&lt...
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