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谈谈 C++ 中的 const - Luyu Huang's Tech Blog #66

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luyuhuang opened this issue May 9, 2022 · 0 comments
Open

谈谈 C++ 中的 const - Luyu Huang's Tech Blog #66

luyuhuang opened this issue May 9, 2022 · 0 comments
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https://luyuhuang.tech/2022/05/10/cpp-const.html

C++ 用关键字 const 标识一个类型不可变. 这其实很容易理解. 不过, 对于 C++ 而言, 简单的概念也有很多可以讨论的. 我们来看一个问题.问题我们知道 const 可以用于修饰成员函数, 标识这个函数不能修改这个类的数据. 假设一个类有一个指针类型的成员 T *p, 我们希望通过 get() 方法获...
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