Smart_ptr is the same as a normal pointer, but it provides safety via automatic memory.
It avoids dangling pointers, memory leaks, allocation failures etc.
The smart pointer must maintain a single reference count for all instances.
本文介绍了智能指针的概念及其如何通过自动内存管理提供安全性,避免悬空指针、内存泄漏等问题。智能指针维护一个所有实例共有的引用计数。
Smart_ptr is the same as a normal pointer, but it provides safety via automatic memory.
It avoids dangling pointers, memory leaks, allocation failures etc.
The smart pointer must maintain a single reference count for all instances.

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