Update Ruby For Mac

  
Mac

I was misled by this answer too. It 'works' in that no errors are generated when you run it from the console. However, it does not update Ruby. It updates Ruby Gems. Follow one of the other answers to update Ruby (using OS X Sierra). – informaton Aug 14 '17 at 19:40.

Are you not sure which Ruby version you are using right now? Wondering how to check it? Say no more. Here are two simple ways to check for it.

This will not update the system Ruby version. Instead it will install another version of ruby and this line tells bash to look for the new version instead. RubyGems, the Ruby package manager, should be installed on your machine if you previously have installed Ruby. Verify this by running: which gem Update RubyGems. To update to its latest version with: gem update -system Install gems. To install a gem (Ruby package), run: gem install.

In irb

Run irb and type:

From command line

Just type ruby -v

Update Ruby Gem Mac

In RVM

Update ruby on macUpdate ruby mac terminal

Are you using RVM?

Update Ruby For Mac

Run rvm current and get the answer

In rbenv

Are you using rbenv? Just run rbenv version

Mac

Using which

Do you want to know where your ruby binary is installed? It can also sometimes reveal the version you are using as it is usually part of directory structure. Just run which ruby.

Using gem env

Update Ruby For Mac Catalina

If you want to know even more about your current ruby setup, there is a command for that as well!