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JS红宝书读书笔记.md
JS不允许直接访问内存位置,所以操作对象的时候,实际操作的是对该对象的引用。 引用值可以通过 Object.property 来动态增加属性。 原始值复制的时候会是拷贝一个新的副本赋值,而引用值复制的时候只是复制了一个引用,本质上指向堆内存中的同一个 ...
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