brew install ruby version

How do I install a specific version of Ruby on Mac?
How do I install the latest version of Ruby on Mac?
How do I change Ruby version on Mac?
Does Mac come with Ruby installed?
How do I update my ruby version?
How do I use another version of Ruby?
Which version of Ruby should I use?
How do I start Ruby programming?
How do I run a Ruby file?
How do I downgrade Ruby Version?
What is the latest version of Ruby for Mac?
How do I find my ruby path?

How do I install a specific version of Ruby on Mac?

How do I install them?

Follow the all the installation and setup instructions.
Install ruby-build.
Run rbenv install x.x.x where x.x.x is the version (use rbenv install --list to see which ones are available.
Run rbenv global x.x.x to change your global Ruby version.

How do I install the latest version of Ruby on Mac?

Finally, we can install the latest and greatest version of Ruby. Do this by running $ rvm install ruby --latest . Easy! If you want to install a specific version of Ruby, simply run $ rvm install ruby-2.4.

How do I change Ruby version on Mac?

Here is the process I followed:

Check the version of Ruby installed on your Mac. Open terminal and type: ...
Install the Ruby Version Manager rvm. In terminal, curl -L https://get.rvm.io | bash -s stable. ...
Install the latest version of Ruby. rvm install ruby-[version] ...
Set the latest version of Ruby as the one you want to use.

Does Mac come with Ruby installed?

First of all, Ruby is already pre-installed on your Mac. However, the pre-installed version is a few versions behind so we'll look into the other ways to install Ruby. ... On a Mac, you can use Homebrew to install newer versions of Ruby. You can also use it to install a tool that will install Ruby.

How do I update my ruby version?

Ruby versions (updating)

Upgrade ruby (using rvm) sudo rvm get head. ...
Install bundler. gem install bundler.
Go to application root directory and install gems. cd APPLICATION_ROOT. ...
Install Easy Redmine. rake easyproject:install RAILS_ENV=production.
You may also need to change the ruby version in a startup script.

How do I use another version of Ruby?

To use any of the versions, simply type rvm <version> or rvm use <version> and to know which Ruby you are currently using type the command below. You should now see the Ruby version you chose previously.

Which version of Ruby should I use?

Well the very obvious answer would be use the latest and stable version of Ruby. Considering your requests and vision for Ruby, Rails that are being up-grading process suggest to go the latest version of Ruby.

How do I start Ruby programming?

Follow these steps:

Open your Windows launch screen (or use the Start Menu).
Click the Start Command Prompt with Ruby program. ...
Change your location to the Developer Kit folder. ...
Use Ruby to set up more Ruby tools. ...
Enter the install command and wait for it to complete:

How do I run a Ruby file?

Running a Script

It's easy -- just create a file with the extension . rb , navigate to that file's directory from the command line, and run it using $ ruby filename. rb (the dollar sign is just the command prompt). You'll be able to gets from and puts to the command line now!

How do I downgrade Ruby Version?

As others have mentioned, its hard to come up with exact solution, in general to downgrade or switch versions for a user:

Install Ruby 1.8.7 (or locate it on your system if you have it already)
Edit your .bash_profile or .bashrc file to update your $PATH so that the 1.8.7 executable is found first. ...
7/bin/ruby.

What is the latest version of Ruby for Mac?

The current stable version is 3.0. 1. Please be sure to read Ruby's License.
...
Download Ruby

On Linux/UNIX, you can use the package management system of your distribution or third-party tools (rbenv and RVM).
On macOS machines, you can use third-party tools (rbenv and RVM).
On Windows machines, you can use RubyInstaller.

How do I find my ruby path?

Here are two simple ways to check for it.

In irb. Run irb and type: ...
From command line. Just type ruby -v. ...
In RVM. Are you using RVM? ...
In rbenv. Are you using rbenv? ...
Using which. Do you want to know where your ruby binary is installed? ...
Using gem env.