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  1. #include <iostream>
  2.  
  3. template<typename T>
  4. struct foo
  5. {
  6.     void operator ()() const
  7.     {
  8.         std::cout << "unspecialized\n";
  9.     }
  10. };
  11.  
  12. template<>
  13. void foo<long>::operator ()() const
  14. {
  15.     std::cout << "specialized for long\n";
  16. }
  17.  
  18. int main()
  19. {
  20.     foo<int>  f1;
  21.     foo<long> f2;
  22.     f1();
  23.     f2();
  24. }
Success #stdin #stdout 0s 2928KB
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stdin
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Standard input is empty
stdout
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unspecialized
specialized for long
https://ideone.com/VzepGc
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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