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  1. #include <iostream>
  2. #include <iomanip>
  3.  
  4. struct Tabular {
  5.     size_t width;
  6.     std::ios_base&(*flag)(std::ios_base&);
  7.     Tabular(): width(10), flag(std::left) {}
  8.     template<typename T>
  9.     Tabular& operator<<(const T& data) {
  10.         std::cout << flag << std::setw(width) << data;
  11.         return *this;
  12.     }
  13.     Tabular& operator<<(const char& ch) {
  14.         if(ch == '\n' || ch == '\t')
  15.             std::cout << ch;
  16.         else
  17.             std::cout << flag << std::setw(width) << ch;
  18.         return *this;
  19.     }
  20.     Tabular& operator<<(std::ostream&(*out)(std::ostream&)) {
  21.         std::cout << out;
  22.         return *this;
  23.     }
  24. };
  25.  
  26.  
  27.  
  28. int main() {
  29.     Tabular out;
  30.     out.width = 20;
  31.     out << "Person 1" << 1.2 << "Text" << '\n';
  32.     out << "Person 2" << 10 <<  "Text 2" << std::endl;
  33. }
Success #stdin #stdout 0s 2896KB
comments (?)
stdin 
Standard input is empty
stdout 
Person 1            1.2                 Text                
Person 2            10                  Text 2
https://ideone.com/GJhrWu
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
secret

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