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  1. #include <iostream>
  2.  
  3. template<typename T> struct bar { typedef void type; };
  4. template<> struct bar<float> { typedef bar<float> type; };
  5. template<> struct bar<double> { typedef bar<double> type; };
  6.  
  7. template<typename T> 
  8. struct foo : bar<T>::type
  9. {
  10.     static void func() 
  11.     { 
  12.         std::cout << "primary template for float and double" << std::endl; 
  13.     }
  14. };
  15.  
  16. template<> 
  17. struct foo<bool> 
  18. {
  19.     static void func() 
  20.     { 
  21.        std::cout << "specialization for for bool" << std::endl; 
  22.     }
  23. };
  24.  
  25. int main()
  26. {
  27.      foo<float>::func();
  28.      foo<double>::func();
  29.      foo<bool>::func();
  30. }
Success #stdin #stdout 0.01s 2724KB
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primary template for float and double
primary template for float and double
specialization for for bool
https://ideone.com/XVkE3
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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