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

const folderPath = "./"; // current folder

//or particular directory
const folderPath   = "C:/Drupal-Miscellneous/Drupal Study/Mongo DB";


fs.readdir(folderPath, (err, files) => {
  if (err) {
    console.log("Error:", err);
    return;
  }

  const txtFiles = files.filter(file => path.extname(file) === ".txt");

  console.log("TXT Files:");
  console.log(txtFiles);
});