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java基础知识.md
在 Java 中,new 的规则其实非常严谨且统一。要想把 Java 里的 new 彻底搞懂,我们只需要弄明白一个核心底层逻辑:Java 变量在内存中存在哪里? 在 Java 中,内存主要分为两个地方:“栈(Stack)”和“堆(Heap)”。 栈(Stack): 就像是你办公桌的桌面,空间小但 ...
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