Listen
Listen the server.
...// some codeapp.listen(3000);
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Using Callback...// some codeconst callback = (err, opts) => { if (err) console.log(err); console.log("Running on server " + opts?.port);}app.listen(3000, callback);
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Using Object Option...// some codeapp.listen({ port: 3000, hostname: 'localhost' }, callback);
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Using Https...// some codeapp.listen({ port: 443, certFile: "./path/to/localhost.crt", keyFile: "./path/to/localhost.key",}, callback);
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Using HTTP/2...// some codeapp.listen({ port: 443, certFile: "./path/to/localhost.crt", keyFile: "./path/to/localhost.key", alpnProtocols: ["h2", "http/1.1"]}, callback);