How to Get the Node Server's Port Number?

How to Get the Node Server's Port Number?

Display your Node Server's port number dynamically in your Node application

Here are the codes to get the Node server port:

                            var http = require('http');
                            var serverFunction = function (req, res) {
                    
                                if (req.url == '/') {
                                    console.log('get method');
                                    res.writeHead(200, { 'content-type': 'text/plain' });
                                    res.end('Hello World');
                                }
                    
                            }
                            var server = http.createServer(serverFunction);
                            server.listen(3002, function () {
                                console.log('server is listening on port:', server.address().port);
                            });
                          

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