Table of Contents

• The Ruby System Method
• test.rb
• References

The Ruby System Method

Use system or exec to run cli commands from Ruby programs.

# test.rb

def show
  system 'ls'
  exec 'pwd'
end

show

If you run the program below, it would output the list of directories and files(ls) and the current working directory(pwd).

References

• How to Run System Commands From Ruby
• 4 Ways to Write and Run a Ruby Script