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  1. #include <iostream>
  2.  
  3. class DebugMessage 
  4. {
  5. private: 
  6. 	std::ostream& stream;
  7. public:
  8.     DebugMessage() : stream( std::cout ) { }
  9.     virtual ~DebugMessage() { stream << std::endl; }
  10.     operator std::ostream&() { return stream; }
  11. };
  12.  
  13. int main(int argc, char *argv[])
  14. {
  15.     static_cast<std::ostream&>(DebugMessage()) << "hello" << 42;
  16.     return 0;
  17. }
Success #stdin #stdout 0s 3340KB
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stdin
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Standard input is empty
stdout
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hello42
https://ideone.com/Ic7QCh
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
public

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