What is 𝗻𝘃𝗺 ❓️ — ⓝⓥⓜ 𝟭𝟬𝟭 in 5 minutes !

node version manager — super easy way to manage multiple nodeJS versions

What is nvm ❓️

👉 nvm allows you to quickly install and use different versions of node via the command line.

How to install nvm ❓️

👉 1. using CURL

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.1/install.sh | bash

👉 2. using wget

wget -qO- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.1/install.sh | bash

The script clones the nvm repository to ~/.nvm

How to verify installation of nvm❓️

👉 1. nvm way

$ command -v nvm
nvm

which should output nvm if the installation was successful.

If you get nvm: command not found or see nothing as 👆 simply close your current terminal, open a new terminal, and try verifying again.

👉 2. Traditional way

$ nvm -v
0.39.1

💚💚💚💚💚💚 NODE 💚💚💚💚💚💚

How to Install the latest version of node ❓️ [Feb 2022]

👉 nvm install node

$ nvm install node 
Downloading and installing node v17.5.0...

How to list `node` versions (-> shows default version in use ) ❓️

👉 nvm ls

$ nvm ls
->    v16.8.0  
      v17.5.0

How to update / change / default a specific node version❓️

👉 nvm use v17.5.0

$ nvm use v17.5.0
Now using node v17.5.0 ....

How to confirm if new defaulted version is set correctly❓️

👉 nvm ls

$ nvm ls
       v16.8.0  
->     v17.5.0

How to run `app.js` using a non default version ( lets say 16.8.0)❓

👉 nvm run 16.8.0 app.js

$ nvm run 16.8.0 app.js

How to remove a specific / broken `node version` using `nvm`❓️

👉 nvm uninstall v16.8.0

$ nvm uninstall v16.8.0 
Uninstalled node v16.8.0

How to confirm if that was removed successfully❓️

👉 nvm ls

$ nvm ls
->     v17.5.0

🙏Reference nvm-sh github README

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Photo by Brendan Church on Unsplash