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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template<typename T>
  5. class A {
  6. public:
  7. 	// void test() {
  8. 	// 	cout << "A::test" << endl;
  9. 	// }
  10.  
  11. 	void callTest() {
  12. 		static_cast<T *>(this)->test();
  13. 	}
  14. };
  15.  
  16. class B : public A<B> {
  17. public:
  18. 	void test() {
  19. 		cout << "B::test" << endl;
  20. 	}
  21. };
  22.  
  23. int main() {
  24. 	B b;
  25. 	b.callTest();
  26.  
  27. 	return 0;
  28. }
Success #stdin #stdout 0s 4452KB
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stdin
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Standard input is empty
stdout
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B::test
https://ideone.com/jFVfT7
language:
C++ (gcc 8.3)
created:
3 years ago
visibility:
public

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