node js get file type code example

Example 1: how to check file extension in node js

var path = require('path');

var ext = path.extname('/Users/Refsnes/demo_path.js');

  console.log(ext);

Example 2: File type node js

const FileType = require('file-type');

(async () => {
	console.log(await FileType.fromFile('Unicorn.png'));
	//=> {ext: 'png', mime: 'image/png'}
})();