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6 年
Integer类的parseInt和valueOf的区别
我们平时应该都用过或者见过parseInt和valueOf这两个方法。一般我们是想把String类型的字符数字转成int类型。从这个功能层面来说,这两个方法都一样,都可以胜任这个功能。 但是,我们进入源码,看下Integer类下这两个方法~ 我们看parseInt()这个方法是如何实现的 ...
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