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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int
  6. main ()
  7. {
  8.  
  9.   cout << 31.23 << ", ";
  10.  
  11.   cout.setf (ios::hex, ios::basefield);
  12.  
  13.    cout.setf (ios::showbase);         //LINE I
  14.  
  15.   cout << 31.23 << ", ";
  16.  
  17.   cout.unsetf (ios::showbase);    // LINE II
  18.  
  19.   cout << 63.23 << ", ";
  20.  
  21.   return 0;
  22.  
  23. }
  24.  
Success #stdin #stdout 0s 5288KB
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stdin
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Standard input is empty
stdout
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31.23, 31.23, 63.23,
https://ideone.com/BKzifc
language:
C++ (gcc 8.3)
created:
15 days ago
visibility:
public

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