read file into array nodejs code example

Example 1: get lines as list from file node js

const fs = require('fs');

fs.readFile('file.txt', function(err, data) {
    if(err) throw err;

    const arr = data.toString().replace(/\r\n/g,'\n').split('\n');

    for(let i of arr) {
        console.log(i);
    }
});

Example 2: nodejs read file to array

const fs = require('fs');
const data = fs.readFileSync('file.txt', 'utf8').split('\n'); //use .split() to chose a character to define where a new piece of data starts