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Mar 5, 2022
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book: re-compose words again to avoid out of pdf's margin #230

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book: re-compose words again to avoid out of pdf's margin
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@ambiguoustexture
ambiguoustexture committed Mar 5, 2022
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2 changes: 1 addition & 1 deletion book/zh-cn/05-pointers.md
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Expand Up @@ -19,7 +19,7 @@ order: 5
也就是我们常说的 RAII 资源获取即初始化技术。

凡事都有例外，我们总会有需要将对象在自由存储上分配的需求，在传统 C++ 里我们只好使用 `new` 和 `delete` 去
『记得』对资源进行释放。而 C++11 引入了智能指针的概念，使用了引用计数的想法，让程序员不再需要关心手动释放内存。
『记得』对资源进行释放。而 C++11 引入智能指针的概念，使用引用计数的想法，让程序员不再需要关心手动释放内存。
这些智能指针就包括 `std::shared_ptr`/`std::unique_ptr`/`std::weak_ptr`，使用它们需要包含头文件 `<memory>`。

> 注意：引用计数不是垃圾回收，引用计数能够尽快收回不再被使用的对象，同时在回收的过程中也不会造成长时间的等待，
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