How to save a file to a non-existent folder:?

Question

Node.js

How to save a file with deep file attachment?

var url ='./helloworld/bla/bla/bla.txt' ;

               fs.writeFile(url, 'Hello World!', function (err) {
                    if (err) return console.log(err);
                        console.log('Hello World > helloworld.txt');
                });

There are no bla/bla folders and I get an error! how to make all folders automatically created? is there a ready-made version?

Answer 1

https://www.npmjs.com/package/file-save

Answer 2

https://www.npmjs.com/package/mkdirp