How to save a file in windows-1251 encoding?

Question

Character encoding

The project uses a file entry with the extension '*.cpp', but the standard

fs.writeFile(id + '.cpp', ans, function(err) {
            if(err) throw err;
        });

writes the file in UTF-8 encoding.
The problem is that further you need to use only windows-1251 encoding, in which Cyrillic from UTF-8 takes on a frightening look:
How can I write a file with windows-1251 encoding using nodejs?

Answer 1

fs.writeFile takes as its third argument an options object that has an encoding field. I think you'll find out more.