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  1. #include <iostream>
  2.  
  3. // length specified implementation
  4. void f(const char *s, std::size_t N)
  5. {
  6. 	std::cout << "size: " << N << '\n';
  7. }
  8.  
  9. // fixed buffer template wrapper
  10. template<std::size_t N>
  11. void f(const char(&ar)[N])
  12. {
  13.     f(ar,N); // invokes length-specified implementation from above.
  14. }
  15.  
  16. int main()
  17. {
  18.     f("aaaa");
  19. }
  20.  
Success #stdin #stdout 0s 4428KB
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Standard input is empty
stdout
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size: 5
https://ideone.com/Mbdwuk
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
secret

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