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Modern C++: Efficient and Scalable Application Development

You're reading from   Modern C++: Efficient and Scalable Application Development Leverage the modern features of C++ to overcome difficulties in various stages of application development

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Product type Course
Published in Dec 2018
Publisher
ISBN-13 9781789951738
Length 702 pages
Edition 1st Edition
Languages
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Authors (2):
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Marius Bancila Marius Bancila
Author Profile Icon Marius Bancila
Marius Bancila
Richard Grimes Richard Grimes
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Richard Grimes
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Table of Contents (24) Chapters Close

Title Page
Copyright
About Packt
Contributors
Preface
1. Understanding Language Features FREE CHAPTER 2. Working with Memory, Arrays, and Pointers 3. Using Functions 4. Classes 5. Using the Standard Library Containers 6. Using Strings 7. Diagnostics and Debugging 8. Learning Modern Core Language Features 9. Working with Numbers and Strings 10. Exploring Functions 11. Standard Library Containers, Algorithms, and Iterators 12. Math Problems 13. Language Features 14. Strings and Regular Expressions 15. Streams and Filesystems 16. Date and Time 17. Algorithms and Data Structures 1. Other Books You May Enjoy Index

Initializing a range


In the previous recipes, we explored the general standard algorithms for searching in a range and sorting a range. The algorithms library provides many other general algorithms and among them are several that are intended for filling a range with values. In this recipe, you will learn what these algorithms are and how they should be used.

Getting ready

All the examples in this recipe use std::vector. However, like all the general algorithms, the ones we will see in this recipe take iterators to define the bounds of a range and can therefore be used with any standard container, C-like arrays, or custom types representing a sequence that have forward iterators defined.

Except for std::iota(), which is available in the <numeric> header, all the other algorithms are found in the <algorithm> header.

How to do it...

To assign values to a range, use any of the following standard algorithms:

  • std::fill() to assign a value to all the elements of a range; the range is defined...
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