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  1. #include <type_traits>
  2. #include <string>
  3. #include <iostream>
  4.  
  5. template<class T>
  6. typename std::enable_if<!std::is_convertible<T, std::string>::value, void>::type
  7. fn(T t)
  8. {
  9.    std::cout << "base" << std::endl;
  10. }
  11.  
  12. template<class T>
  13. typename std::enable_if<std::is_convertible<T, std::string>::value, void>::type
  14. fn(T t) 
  15. {
  16.    std::cout << "string" << std::endl;
  17. }
  18.  
  19. int main()
  20. {
  21.    fn("hello");
  22.    fn(std::string("new"));
  23.    fn(1);
  24. }
Success #stdin #stdout 0s 3028KB
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stdin
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Standard input is empty
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string
string
base
https://ideone.com/9qFBVA
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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