It can also manage different gemsets.
Rvm install ruby version 2 3.
To upgrade from ruby 2 3 to 2 6 first you ll need to upgrade your version of ruby.
Both tools are available for macos linux or other unix like operating systems.
Rvm ruby version manager rvm allows you to install and manage multiple installations of ruby on your system.
Ruby 2 2 2 removing rubies ruby 2 2 2.
Depending on your operating system the above command may use precompiled binaries or compile the ruby binaries from source.
Curl ssl https get rvm io bash s stable ruby.
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.
While it can t install ruby by default its ruby build plugin can.
We are using rvm which stands for ruby version manager.
After the installation we can list the available ruby versions we have installed by typing.
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.
We need to upgrade our entire version of rubygems.
Additionally with rails poor man s railsinstaller.
Install rvm stable with ruby.
Rvm list we can switch between the ruby versions by typing.
If you need a different newer version of rvm after installing base version of rvm check the upgrading section.
Ruby is a dynamic object oriented programming language.
Install rvm development version.
Searching for binary rubies this might take some time.
Rvm install 2 6 1 rvm use 2 6 1 default.
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.
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.
I ran rvm v and it returned rvm 1 29 1 so i ran rvm install 2 2 2 to upgrade the ruby version.
Curl ssl https get rvm io bash.