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Modern C++ Programming Cookbook - Third Edition

You're reading from  Modern C++ Programming Cookbook - Third Edition

Product type Book
Published in Feb 2024
Publisher Packt
ISBN-13 9781835080542
Pages 816 pages
Edition 3rd Edition
Languages
Author (1):
Marius Bancila Marius Bancila
Profile icon Marius Bancila

Table of Contents (15) Chapters

Preface 1. Learning Modern Core Language Features 2. Working with Numbers and Strings 3. Exploring Functions 4. Preprocessing and Compilation 5. Standard Library Containers, Algorithms, and Iterators 6. General-Purpose Utilities 7. Working with Files and Streams 8. Leveraging Threading and Concurrency 9. Robustness and Performance 10. Implementing Patterns and Idioms 11. Exploring Testing Frameworks 12. C++ 20 Core Features 13. Other Books You May Enjoy
14. Index

Creating, copying, and deleting files and directories

Operations with files, such as copying, moving, and deleting, or with directories, such as creating, renaming, and deleting, are all supported by the filesystem library. Files and directories are identified using a path (which can be absolute, canonical, or relative), a topic that was covered in the previous recipes. In this recipe, we will look at what the standard functions for the previously mentioned operations are and how they work.

Getting ready

Before going forward, you should read the Working with filesystem paths recipe. The introductory notes from that recipe also apply here. However, all of the examples in this recipe are platform-independent.

For all of the following examples, we will use the following variables and assume the current path is C:\Users\Marius\Documents on Windows and /home/marius/docs for a POSIX system:

auto err = std::error_code{};
auto basepath = fs::current_path();
auto path = basepath...
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