nodejsHow to get file extension

const path = require('path');
let ext = path.extname('image.png');ctrl + cyoutubegithub

`require('path')` module to work with file/dir path	`.extname(` returns extension of a given path string
`image.png` sample file path to get extension from

const path = require('path');
let ext = path.extname('image.png');
console.log(ext)

.png