node.js https server example

'use strict';

    var https = require('https');
    var server = https.createServer({
      key: require('fs').readFileSync('./privkey.pem')
    , cert: require('fs').readFileSync('./fullchain.pem')
    }, function (req, res) {
      res.end("Hello, World!");
    }).listen(443, function () {
      console.log('Listening on', this.address());
    })