How to get fprintf results as a std::string w/o sprintf - SO

see also

• Formatting Text in C++: The Old and The New Ways/HN - speed comparison of available methods. - format/{fmt} seem to be generally much better.

• {fmt} an open-source formatting library providing a fast and safe alternative to C stdio and C++ iostreams.

  • see Motivations
  • header-only mode
  • Implementation of C++20 std::format

C++20

• Printing Formatted Strings in C++20
• std::format (C++20)