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  1. #include <iostream>
  2.  
  3. class foo
  4. {
  5. public:
  6.     int val;
  7.  
  8.     foo (int i) : val(i) {}
  9.  
  10.      bool foo::operator < (const foo &other)
  11.      {
  12.          return val < other.val;
  13.      }
  14. };
  15.  
  16.  
  17. int main()
  18. {
  19.     foo f(5), g(4);
  20.     std::cout << std::boolalpha << (f < g) << '-' << (g < f);
  21. }
  22.  
  23.  
  24.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.cpp:10:11: error: extra qualification ‘foo::’ on member ‘operator<’ [-fpermissive]
stdout
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Standard output is empty
https://ideone.com/hiNh2r
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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