class Example

   VAR1 = 100

   VAR2 = 200

   def show

      puts "第一个常量的值  #{VAR1}"

      puts "第二个常量的值  #{VAR2}"

   end

​

    def call

        self.show

        puts true

        puts false

        puts __FILE__

        puts __LINE__

    end

​

​

end

​

# Create Objects

object = Example.new()

object.call