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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. template <size_t N>
  6. const char(&foo(const char(&bar)[N]))[N] {
  7. 	cout << bar << N << endl;
  8.  
  9. 	return bar;
  10. }
  11.  
  12. int main() {
  13. 	const char bar[] = "lorem ipsum";
  14. 	auto&& test = foo(bar);
  15.  
  16. 	cout << test << sizeof(test) / sizeof(test[0]) << endl;
  17. }
Success #stdin #stdout 0s 3456KB
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stdin
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Standard input is empty
stdout
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lorem ipsum12
lorem ipsum12
https://ideone.com/99K5eL
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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