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I am developing a exchange system and need to receive in real time the status of transactions and exchange information, following the documentation changenow.
but I always get the following error: 
0
I am developing a exchange system and need to receive in real time the status of transactions and exchange information, following the documentation changenow.
but I always get the following error: 
Browser other questions tagged node.js api websocket socket.io documentation
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change your
requireforvar io = require('socket.io');– Sorack
You’re making a different mistake now
– Estudante PHP
If you do not inform which error becomes difficult to help you
– Sorack