Both tools are available for macos linux or other unix like operating systems.
Rvm install ruby version 2 3.
We are using rvm which stands for ruby version manager.
Ruby 2 3 3 provides substantial performance and reliability improvements include frozen string literal pragma safe navigation operator and many others while maintaining source level backward compatibility with ruby.
Rvm default ruby v ruby 2 1 1p76 2014 02 24 revision 45161 x86 64 darwin12 0 to show what ruby is currently the selected default if any do.
Ruby 2 2 2 removing rubies ruby 2 2 2.
It can also manage different gemsets.
After the installation we can list the available ruby versions we have installed by typing.
Ruby is a dynamic object oriented programming language.
Install rvm development version.
Rvm install 2 6 1 rvm use 2 6 1 default.
To do this we have to run the following command gem update system.
To install a version of ruby using rvm use the command rvm install version number so to install version 2 6 3 of ruby enter the following into the terminal.
If you need a different newer version of rvm after installing base version of rvm check the upgrading section.
We need to upgrade our entire version of rubygems.
While it can t install ruby by default its ruby build plugin can.
Install rvm stable with ruby.
Curl ssl https get rvm io bash.
Curl ssl https get rvm io bash s stable ruby.
Additionally with rails poor man s railsinstaller.
Depending on your operating system the above command may use precompiled binaries or compile the ruby binaries from source.
Rvm use system ruby v ruby 2 0 0p451 2014 02 24 revision 45167 universal x86 64 darwin13 to switch at any time to the ruby you have selected as default.
Searching for binary rubies this might take some time.
Rvm ruby version manager rvm allows you to install and manage multiple installations of ruby on your system.
To upgrade from ruby 2 3 to 2 6 first you ll need to upgrade your version of ruby.
Then install the specific version of ruby that you need through rvm where ruby version can be typed as ruby 2 4 0 for instance or just 2 4 0.