How to Create Multiline Text File in Node.js?

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In this tutorial, we shall learn to create multiline text file in Node.js using Node FS (File System) built-in module. Node.js example programs that use fs.createWriteStream() function are provided. So, let's follow a few step to create an example of node js create multiline text file example.

Let's see below simple example with output:

Step 1: Create Node.js Project

This step is not required; however, if you have not created the node js app, then you may go ahead and execute the below command:

mkdir my-app
cd my-app
 
npm init

Step 2: Update server.js File

server.js

//require fs (File System) create file
fs = require('fs')

// create multiline text file
var logger = fs.createWriteStream('readme.txt', {
    flags: 'a' // 'a' means appending (old data will be preserved)
})

logger.write('Hi Nicesnippets.com! \n') // append string to your file
logger.write('This is body \n') // again
logger.write('Thank you') // again

Output:

It will create readme.txt file with following text.

Hi Nicesnippets.com!
This is body
Thank you

I hope it can help you...