C++?е?????????
???????????? ???????[ 2014/12/29 11:41:30 ] ????????C++ ????? ????
??????????
???????????????????????????????????????????????г??????????滻??????????????????÷??????????????????????????????÷??????????????????????????????????????????????????????????????????????????????漲???е??????????
????1.#define???
????#define??????????????????????????????????????????????????????????????????????????????????????У?????Щ???????????????????????????????????Щ??????????????????Щ??????????
????#define MAX_NUM 10
????int array[MAX_NUM];
????for(i=0;i<MAX_NUM;i++) /*……*/
??????????????У?????????ó???????????????MAX_NUM?????????壬?????????????????????????????????????????п????????????????????????????????????????д?????????????????????????????????????????????????????????????????С????????????岢???±???????ɡ?
??????????????????????????????????????????????????????????????磺
????#define ONE 1
????#define TWO 2
????#define THREE (ONE+TWO)
???????????????????????????????????????????????????????????????ü????????????磺
????six=THREE*TWO;
????????????????????д?????????
????six=(ONE+TWO)*TWO;
???????????????????????six=ONE+TWO*TWO;???
??????????????????????????????磺
????#define VERSION "Version 1.0 Copyright(c) 2003"
????2.????????#define???
????????????????????????????Щ???????????????
????#define Cube(x) (x)*(x)*(x)
??????????κ?????????????????????????????x?????????????????????????á?????????????????????????У????????????????????У??????????????????????????????÷???
????int num=8+2;
????volume=Cube(num);
??????????(8+2)*(8+2)*(8+2);
????????????Щ??????8+2*8+2*8+2???
??????????÷??????????
????volume=Cube(num++);
???????Cube????????????????д????????????????????Cube????????????????????á????????鯔?????????????????????????????????????????????????
????volume=(num++)*(num++)*(num++);
????????????????10*11*12????????10*10*10;
???????????????????Cube?????????????????????????????????????????У?
????int num=8+2;
????volume=Cube(num);
????num++;
????3.#?????
??????????????е?#??????????????????????????????????????????÷???#????????????????????磺
????#define PASTE(n) "adhfkj"#n
????main()
????{
????printf("%s
"??PASTE(15));
????}
?????????е?#???????????????????????????κδ?????ú????????????????????????????????adhfkj15??
??????
???·???
??????????????????
2023/3/23 14:23:39???д?ò??????????
2023/3/22 16:17:39????????????????????Щ??
2022/6/14 16:14:27??????????????????????????
2021/10/18 15:37:44???????????????
2021/9/17 15:19:29???·???????·
2021/9/14 15:42:25?????????????
2021/5/28 17:25:47??????APP??????????
2021/5/8 17:01:11