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  1. #include <iostream>
  2.  
  3. std::ostream& print_hex_to_stdout( int val, int width = 2 )
  4. {
  5.     std::cout.width(width) ;
  6.     std::cout.fill('0') ;
  7.     return std::cout << std::hex << val ;
  8. }
  9.  
  10. int main()
  11. {
  12.     //0d007b02
  13.     int xx = 13, yy = 123, zz = 2 ;
  14.     print_hex_to_stdout(xx) ;
  15.     print_hex_to_stdout(yy,4) ;
  16.     print_hex_to_stdout(zz) << '\n' ;
  17. }
  18.  
Success #stdin #stdout 0s 2852KB
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stdin
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Standard input is empty
stdout
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0d007b02
https://ideone.com/z0CIjc
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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