How to change Listening port of Hyper Ledger Composer Playground?

Question

I need to change hyper ledger composer playground listening port.

On the documentation shows how install Hyperledger Playground locally, but not how to start, stop and change listening port.

Answer 1

There are 2 ways to change the port, either using the -p option for example

composer-playground -p 9090

or you can export an environment variable

$ export PORT=9090
$ composer-playground