This is the source code for a very simple chat example used for the Getting Started guide of the Socket.IO website.
Please refer to it to learn how to run this application.
You can run example in local,
npm install;
node index.js; # Which is sockend.
# In new terminal
node responder.js; # Which is responder and publisher
View => http://localhost:5555 !
Even you can try new instance,
node index.js 5556; # Create new instance for cote in 5556 port.
Also you can replicate your responder.
node responder.js # x7