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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class my_bool
  5. {
  6. private:
  7.     bool value;
  8. public:
  9.     my_bool(bool value) : value(value) {}
  10.     operator bool() { return value; }
  11.  
  12.     bool operator == (bool val)
  13.     {
  14.     	return this->value == val;
  15.     }
  16. };
  17.  
  18. int main()
  19. {
  20.     my_bool a = true;
  21.     bool b = true;
  22.     bool c = false;
  23.  
  24.     if (a == b)
  25.         cout << "a==b: true" << endl;
  26.     else
  27.         cout << "a==b: false " << endl;
  28.  
  29.     if (a == c)
  30.         cout << "a==c: true" << endl;
  31.     else
  32.         cout << "a==c: false " << endl;
  33.  
  34.     if (a)
  35.         cout << "a is: true" << endl;
  36.     else
  37.         cout << "a is: false " << endl;
  38. 	return 0;
  39. }
Success #stdin #stdout 0s 3460KB
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stdin
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Standard input is empty
stdout
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a==b: true
a==c: false 
a is: true
https://ideone.com/fBaiKp
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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