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Ruby 类继承时，类变量、validation 和 Scope 是否会继承? 是否可被覆盖?

kevinhua · April 09, 2012 · Last by ywjno replied at April 11, 2012 · 2117 hits

类继承时，类变量、validation 和 Scope 是否会继承？是否可被覆盖？

wxianfeng #1 April 10, 2012

类变量会被继承

doitian #2 April 10, 2012

ActiveModel? 看文档 + 自己实验

tumayun #3 April 10, 2012

可继承 可重写

ywjno #4 April 11, 2012

类的三大特点不就是继承、封装、多态么

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