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Tutorial

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

  • 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.

Apr 11, 2025
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