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说一下什么是悬垂指针？什么是野指针? #12

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tbfungeek opened this issue Jan 5, 2020 · 0 comments

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tbfungeek commented Jan 5, 2020 •

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悬垂指针
悬垂指针指的是：该指针所指向的某个内存已经释放了，但是这个指针还是指向这个内存。这就是一个悬垂指针或者说迷途指针

野指针
野指针指的是在使用前没有进行初始化的指针。

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