Setting Environment Variables for Node to retrieve

Question

I\'m trying to follow a tutorial and it says:

There are a few ways to load credentials.

1. Loaded from environment variables,

Answer 1

If you are using a mac/linux and you want to retrieve local parameters to the machine you're using, this is what you'll do:

1. In terminal run nano ~/.bash_profile
2. add a line like: export MY_VAR=var
3. save & run source ~/.bash_profile
4. in node use like: console.log(process.env.MY_VAR);