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  1. #include <vector>
  2. #include <iostream>
  3.  
  4. using namespace std;
  5.  
  6. class CustomFoo {
  7. public:
  8.     virtual void do_staff()=0;
  9. };
  10.  
  11. class Foo: public CustomFoo {
  12. public:
  13.     void do_staff() override { cout << "do_staff()\n"; };
  14. };
  15.  
  16.  
  17. class FooWrapper {
  18. public:
  19.     vector<CustomFoo*> foos;
  20.     CustomFoo* operator->() {return foos[0];}
  21. };
  22.  
  23.  
  24. int main(){
  25.  
  26.     FooWrapper wrapper;
  27.     wrapper.foos.push_back(new Foo());
  28.     wrapper->do_staff();
  29. }
  30.  
Success #stdin #stdout 0.01s 5376KB
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stdin
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Standard input is empty
stdout
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do_staff()
https://ideone.com/xycWzJ
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
secret

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