How can I save data into a file and read it later with JavaScript?

Question

I want to send to a massage to a webserver(node.js) and this message sould be saved in a textfile. By restarting the webserver, the text in the textfile should be read.

Answer 1

read this https://nodejs.org/api/fs.html

Answer 2

@Yaroslav Pieskov
Thanks for your fast answer. This is a very good link.