What is #pragma once in C++?

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Tags

  1. #supported
  2. #cause
  3. #source
  4. #single
  5. #standard
  6. #widely
  7. #included
  8. #compilation
  9. #designed
  10. #programming
  11. #pragma
  12. #current
  13. #languages
  14. #preprocessor
  15. #directive