ruby新手报到之Class小例子

呃，，，，这也是从教程上面摘录的，，，，

感觉这个例子虽然简单，，，，但是挺优雅的，，，，

 

class Person def initialize( name, age = 18 )    @name = name    @age = age    @motherland = "China"  end     def talk     puts "my name is "+@name + ",age is" +  @age.to_s     if @motherland == "China"       puts "I am a Chinese"      else        puts "I am a foreigner"      end    end    attr_writer:motherland  end    p1 = Person.new( "Y", 20 )  p1.talk