c++ 友元函數和友元類

時間 2021-01-16

原文原文鏈接

其實，簡單理解，友元函數就是類的好朋友，使用friend關鍵字，這樣友元函數就可以訪問類的私有和protected成員變量了。 Ø 若B類是A類的友員類，則B類的所有成員函數都是A類的友員函數 Ø 友員類通常設計爲一種對數據操作或類之間傳遞消息的輔助類

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1. [C/C++] 友元函數和友元類
2. C++ 類(友元函數和友元類)
3. c++-友元函數和友元類
4. C++——友元函數和友元類
5. C++友元的用法(友元函數、友元類和友元成員函數)
6. 友元(友元函數、友元類和友元成員函數) C++
7. c++友元全局函數、友元成員函數、友元類
8. C++友元函數、友元類、友元成員函數
9. 【C++】友元函數/友元類
10. ☆ C++ 友元函數與友元類
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