紅寶石：從聲明OBJ實例

Question

class X 
end 
class A 
    def get_it 
     puts @the_variable 
    end 
end 

class B 
    def init_it 
    @the_variable = X.new 
    a = A.new 
    end 
end 

訪問呼叫者變量在上面的代碼我想要的一類方法來訪問X在B實例化的實例

Answer 1

嘗試使用Object#instance_variable_set：

class B 
    def init_it 
    @the_variable = X.new 
    a = A.new 
    a.instance_variable_set(:@the_variable, @the_variable) 
end 
end