node.js add line to text file
var fs = require('fs') var logger = fs.createWriteStream('log.txt', { flags: 'a' // 'a' means appending (old data will be preserved) }) logger.write('some data') // append string to your file logger.write('more data') // again logger.write('and more') // again
Source: stackoverflow.com
how to right plain text format file in node js
var fs = require('fs') fs.appendFile('log.txt', 'new data', function (err) { if (err) { // append failed } else { // done } })
Source: stackoverflow.com