How-to-check-version-of-ruby-gem

How To Shows Your Locally Installed Ruby Gems In Microsoft Windows

1. open Command Prompt.
2. type  gem list --local
3. press Enter on keyboard.

Sample Output Of Shows Your Locally Installed Ruby Gems In Microsoft Windows

Step 2 Shows Your Locally Installed Ruby Gems In Microsoft Windows

Step 3 After you press press Enter on keyboard.

How To Shows Your ri Version In Microsoft Windows

1. open Command Prompt.
2. type  
   ri --version
   or
   ri -v
3. press Enter on keyboard.

Sample Output Of Shows Your ri Version In Microsoft Windows

Step 2 and Step 3 Shows Your ri Version In Microsoft Windows

ri (ruby information) Viewing Ruby Documentation :

You can view the documentation for your installed gems with ri:

1. open Command Prompt.
2. type  ri Zlib
   
3. press Enter on keyboard.

Sample Output Of ri (ruby information) Viewing Ruby Documentation

Step 2 ri (ruby information) Viewing Ruby Documentation

Step 3 after press Enter on keyboard

ri (ruby information) Viewing Ruby List Of Classes And Modules In Documentation :

1. open Command Prompt.
2. type  ri --list
   
3. press Enter on keyboard.

Step 2 Viewing Ruby List Of Classes And Modules In Documentation

Step 3 after press Enter on keyboard

Notes: 

• For Ruby Gem CLI ( Command Line Interface ) documentation, type: gem --help
  
  
  
  
  
• Ruby command parameter is case sensitive
• Zlib is just for example, you can change to other Ruby Gem.
• To see the more clear picture, click on the picture

< to learn about check ruby version, click How To Check Your Ruby Version

Bibliography

https://guides.rubygems.org/

https://www.ruby-lang.org/

Related Post

• How To Check PHP Version
• How To Check Your Java Version
• Check LaTeX Version 1