What is Ruby's double-colon `::`?

Question

What is this double-colon ::? E.g. Foo::Bar.

I found a definition:

The :: is a unary operator that all

Answer 1

module Amimal
      module Herbivorous
            EATER="plants" 
      end
end

Amimal::Herbivorous::EATER => "plants"

:: Is used to create a scope . In order to access Constant EATER from 2 modules we need to scope the modules to reach up to the constant