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  1. #include <functional>
  2.  
  3. using namespace std;
  4.  
  5.  
  6. template<typename T>
  7. auto foo(T a)
  8.     -> typename enable_if<is_integral<T>::value, T>::type
  9. {
  10.     return a;
  11. }
  12.  
  13. template<typename T>
  14. auto foo(T a)
  15.     -> typename enable_if<is_floating_point<T>::value, T>::type
  16. {
  17.     return a;
  18. }
  19.  
  20.  
  21. int main()
  22. {
  23.     foo(5);
  24.     foo(3.4);
  25.  
  26.     return 0;
  27. }
Success #stdin #stdout 0s 2892KB
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https://ideone.com/G0jBft
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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