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Mastering Rust

You're reading from   Mastering Rust Learn about memory safety, type system, concurrency, and the new features of Rust 2018 edition

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Product type Paperback
Published in Jan 2019
Publisher Packt
ISBN-13 9781789346572
Length 554 pages
Edition 2nd Edition
Languages
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Authors (2):
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Vesa Kaihlavirta Vesa Kaihlavirta
Author Profile Icon Vesa Kaihlavirta
Vesa Kaihlavirta
Rahul Sharma Rahul Sharma
Author Profile Icon Rahul Sharma
Rahul Sharma
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Toc

Table of Contents (19) Chapters Close

Preface 1. Getting Started with Rust FREE CHAPTER 2. Managing Projects with Cargo 3. Tests, Documentation, and Benchmarks 4. Types, Generics, and Traits 5. Memory Management and Safety 6. Error Handling 7. Advanced Concepts 8. Concurrency 9. Metaprogramming with Macros 10. Unsafe Rust and Foreign Function Interfaces 11. Logging 12. Network Programming in Rust 13. Building Web Applications with Rust 14. Interacting with Databases in Rust 15. Rust on the Web with WebAssembly 16. Building Desktop Applications with Rust 17. Debugging 18. Other Books You May Enjoy

Strings

In Chapter 1, Getting Started with Rust, we mentioned that strings are of two types. In this section, we'll give a clearer picture on strings, their peculiarities, and how they differ from strings in other languages.

While other languages have a pretty straightforward story on string types, the String type in Rust is one of the tricky and uneasy types to handle. As we know, Rust places distinction on whether a value is allocated on the heap or on the stack. Due to that, there are two kinds of strings in Rust: owned strings (String) and borrowed strings (&str). Let's explore both of them.

Owned strings – String

The String type comes from the standard library and is a heap-allocated UTF-8 encoded...

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