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  1. #include <iostream>
  2.  
  3. struct my_cout_t {
  4.     template <typename T>
  5.     my_cout_t& write(T const& t) {
  6.         do_write(std::cout, t);
  7.         return *this;
  8.     }
  9. };
  10.  
  11. struct foo {};
  12. struct bar {};
  13.  
  14. void do_write(std::ostream& os, foo const&) {
  15.     os << "yay!\n";
  16. }
  17. void do_write(std::ostream& os, bar const&) {
  18.     os << "works!\n";
  19. }
  20.  
  21. my_cout_t cout;
  22.  
  23. int main() {
  24.     cout.write(foo())
  25.         .write(bar());
  26. }
Success #stdin #stdout 0.02s 2680KB
comments (?)
stdin
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Standard input is empty
stdout
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yay!
works!
https://ideone.com/P5pmt7
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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