ruby class variable code example

Example 1: ruby class variable

class Customer
   @@no_of_customers = 0
end

Example 2: class ruby

Classes in Ruby are first-class objects—each is an instance of class Class . When a new class is created, an object of type Class is initialized and assigned to a global constant ( Name in this case). Classes, modules, and objects are interrelated.

Example 3: variables in ruby

var_name = "value"