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  1. #include <iostream>
  2. #include <string>
  3.  
  4. auto f1 = [] { std::cout << "Hi\n"; };
  5.  
  6. void foo(const decltype(f1) &f)
  7. {
  8. 	f();
  9. }
  10.  
  11. int main() {
  12. 	foo(f1);
  13. 	return 0;
  14. }
Success #stdin #stdout 0s 3296KB
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Standard input is empty
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Hi
https://ideone.com/LMwcrJ
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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