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(C++) Const correctness

 

Const correctness denotes one uses const whenever possible/feasible. Prefer to use const whenever possible [1-6]. Be const correct [7-11].

 

 

 

 

 

External links

 

  1. GOTW exercise about const correctness

 

 

 

 

 

References

 

  1. Bjarne Stroustrup. The C++ Programming Language (3rd edition). ISBN: 0-201-88954-4 7.9.3: 'Use const extensively and consistently'.
  2. Scott Meyers. Effective C++ (3rd edition).ISBN: 0-321-33487-6. Item 3: 'Use const whenever possible'.
  3. Jarrod Hollingworth, Bob Swart, Mark Cashman, Paul Gustavson. Sams C++ Builder 6 Developer's Guide. ISBN: 0-672-32480-6. Chapter 3: 'Understand and use const in your code'.
  4. Jesse Liberty. Sams teach yourself C++ in 24 hours. ISBN: 0-672-32224-2. Hour 8, chapter 'Const member functions': 'Use const whenever possible.'.
  5. Scott Meyers. Effective C++ (3rd edition). ISBN: 0-321-33487-6. Item 2: 'Prefer consts, enums and inlines to #defines'.
  6. Herb Sutter, Andrei Alexandrescu. C++ coding standards: 101 rules, guidelines, and best practices. ISBN: 0-32-111358-6. Item 15: 'Use const proactively'.
  7. Herb Sutter. Exceptional C++ style. 2005. ISBN: 0-201-76042-8. Item 1 guideline: 'Be const correct'.
  8. Marshall Cline, Greg Lomow and Mike Girou. C++ FAQs. ISBN: 0-201-3098301. FAQ 14.05: 'Is const correctness tedious?' (Answer: no).
  9. The C++ FAQ Lite. Item 18.1: What is 'const correctness' (Answer: 'A good thing')?
  10. Bruce Eckel. Thinking in C++, second edition, volume 1. 2000. ISBN: 0-13-979809-9. Item 8: 'Constants', paragraph 'Summary': 'const-correctness can be a lifesaver for projects'.
  11. John Lakos. Large-Scale C++ Software Design. 1996. ISBN: 0-201-63362-0. Chapter 9.1.6: 'Every object in a system should be const-correct'

 

 

 

 

 

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