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  1. #include <string>
  2. #include <iostream>
  3.  
  4. class NonCopyable
  5. {
  6. public:
  7.     NonCopyable() = default;
  8.     virtual ~NonCopyable() = default;
  9.     NonCopyable(const NonCopyable &) = delete;
  10.     NonCopyable& operator =(NonCopyable const&) = delete;
  11.     NonCopyable(NonCopyable&&) = delete;
  12.     NonCopyable& operator=(NonCopyable&&) = delete;
  13. };
  14.  
  15. class Application : public NonCopyable
  16. {
  17. public:
  18.     Application() = default;
  19.     Application(const Application& a) : NonCopyable(), x(a.x){}
  20.     ~Application() { /* ...delete stuff... */ }
  21.     std::string x;
  22. };
  23.  
  24. int main(){
  25.    Application a;
  26.    a.x = "Hello";
  27.  
  28.    Application b(a);
  29.  
  30.    std::cout << b.x << std::endl;
  31.  
  32. }
Success #stdin #stdout 0s 4400KB
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Standard input is empty
stdout
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Hello
https://ideone.com/Rr5h0U
language:
C++14 (clang 8.0)
created:
8 years ago
visibility:
public

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