DeveloperBreeze

Rule Of Three Development Tutorials, Guides & Insights

Unlock 1+ expert-curated rule of three tutorials, real-world code snippets, and modern dev strategies. From fundamentals to advanced topics, boost your rule of three skills on DeveloperBreeze.

Deep Copy in C++: How to Avoid Shallow Copy Pitfalls

Tutorial April 11, 2025

  • What shallow vs deep copy means
  • The problems caused by shallow copy
  • How to implement deep copy correctly
  • A practical class example with dynamic memory
  • When to use Rule of Three vs Rule of Five

A shallow copy copies the values of member variables as-is. If your class has a pointer member, both the original and copy point to the same memory.