Basically what the title says, but some elaboration. I have a SuperClass with a couple of SubClasses. I needed an ArrayList to hold both types of Subclasses so hence the ArrayList of type SuperClass. I tried to access Subclass1's Basically what the title says, but some elabora
阅读背景：
在ArrayList中，一个子类对象是否具有子类特有的方法?
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