C++11 to C++26 On The Fly

Table of Contents

• Preface

Part I — Language Core

Enhancements to the language itself: how you declare and deduce types, and what happens at runtime.

• Chapter 01: Towards Modern C++
  • 1.1 Deprecated Features
  • 1.2 Compatibility with C
  • Further Readings
• Chapter 02 Language Usability Enhancements
  • 2.1 Constants
    • nullptr
    • constexpr
  • 2.2 Variables & Initialization
    • Conditional Statement
    • Initializer List
    • Structured binding
  • 2.3 Type Deduction
    • auto
    • decltype
    • Tail return type
    • decltype(auto)
  • 2.4 Control Flow
    • if constexpr
    • Range-based for loop
  • 2.5 Templates
    • External templates
    • The ">"
    • Type alias templates
    • Default template parameters
    • Variadic templates
    • Fold expression
    • Non-type template parameter deduction
  • 2.6 Object-oriented
    • Delegate constructor
    • Inheritance constructor
    • Explicit virtual function overwrite
    • override
    • final
    • Explicit delete default function
    • Strongly typed enumerations
• Chapter 03 Language Runtime Enhancements
  • 3.1 Lambda expression
    • Basics
    • Generics
  • 3.2 Function object wrapper
    • std::function
    • std::bind/std::placeholder
  • 3.3 rvalue reference
    • lvalue, rvalue, prvalue, xvalue
    • rvalue reference and lvalue reference
    • Move semantics
    • Perfect forwarding

Part II — The Standard Library

Batteries included: containers, smart pointers, regular expressions, concurrency, and the filesystem.

• Chapter 04: Containers
  • 4.1 Linear containers
    • std::array
    • std::forward_list
  • 4.2 Unordered containers
    • std::unordered_set
    • std::unordered_map
  • 4.3 Tuples std::tuple
    • basic operation
    • runtime indexing std::variant
    • merge and iteration
• Chapter 05: Smart Pointers and Memory Management
  • 5.1 RAII and reference counting
  • 5.2 std::shared_ptr
  • 5.3 std::unique_ptr
  • 5.4 std::weak_ptr
• Chapter 06: Regular Expression
  • 6.1 Introduction
    • Ordinary characters
    • Special characters
    • Quantifiers
  • 6.2 std::regex and its related
    • std::regex
    • std::regex_match
    • std::match_results
• Chapter 07: Parallelism and Concurrency
  • 7.1 Basic of Parallelism
  • 7.2 Mutex and Critical Section
  • 7.3 Futures
  • 7.4 Condition Variable
  • 7.5 Atomic Operation and Memory Model
    • Atomic Operation
    • Consistency Model
    • Memory Orders
• Chapter 08: File System
  • 8.1 Documents and links
  • 8.2 std::filesystem
• Chapter 09: Minor Features
  • 9.1 New Types
    • long long int
  • 9.2 noexcept and Its Operations
  • 9.3 Literal
    • Raw String Literal
    • Custom String Literal
  • 9.4 Memory Alignment

Part III — By Standard Version

A tour of what each recent standard adds: C++20, C++23, and the forthcoming C++26.

• Chapter 10: C++20
  • 10.1 Concept
  • 10.2 Module
  • 10.3 Range
  • 10.4 Coroutine
• Chapter 11: C++23
  • 11.1 Language features
    • Deducing this (explicit object parameter)
    • if consteval
    • Multidimensional subscript operator
    • auto(x) and static operator()
    • [[assume]]
  • 11.2 The standard library
    • std::expected
    • std::print and std::println
    • std::mdspan
    • std::flat_map and std::flat_set
    • Ranges additions
• Chapter 12: C++26 (Outlook)
  • 12.1 Language features
    • Static reflection
    • Contracts
    • Pack indexing
    • = delete with a reason
    • The placeholder _
  • 12.2 The standard library
    • std::execution
    • Saturation arithmetic
    • Other library facilities

Appendices

• Appendix 1: Further Study Materials
• Appendix 2: Modern C++ Best Practices
• Appendix 3: Modern C++ Feature Index

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Licenses

This work was written by Ou Changkun and licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. The code of this repository is open sourced under the MIT license.