nodejs read file line by line with built-in readline and fs

read-line-by-line.js

const readline = require("readline");
const fs = require("fs");

const input = fs.createReadStream("my.log", {
  encoding: "utf-8",
});

const rl = readline.createInterface(input);

rl.on("line", (line) => {
  console.log(line);
});