nodeschool learnyounode node.js module FILTER LS exercise

Question

Below is the exercise 5 of nodeschool learnyounode module

Create a program that prints a list of files in a given directory, filtered by he extension of the files. You w

Answer 1

Here's the official solution:

var fs = require('fs')
var path = require('path')

fs.readdir(process.argv[2], function (err, list) {
  list.forEach(function (file) {
    if (path.extname(file) === '.' + process.argv[3])
      console.log(file)
  })
})