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immutable String 也有省空间的时候, 如果在pool里面旧的object 还没有被回收,合适的话,它还可被其它新的variable重新引用, 不过好象没有什么人去关心immutable String省或费空间的事情,immutable String主要在与有助数据结构的稳定,比如hashcode比较固定。
muzilee
(木子)
(#9849600@0)
Last Updated: 2015-12-24
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