C/C++???????????????????????
???????????? ???????[ 2013/1/9 10:36:33 ] ????????
??????????????????????????????д???strcpy?????????????????????????????仰??
void *strcpy(void *dest ??const void *src??size_t n)
...{
if(dest==NULL)
dest=(char * )malloc(n);
// ......
}
????????????仰????????????????????????ж?????dest????????????????????????ó???????????????malloc???
?????????????????????????????????????????????????dest??????????????????????????dest?NULL???????????dest????????NULL??????????????????????????????й?????
???????????????dest????????????????????????????????????????????????????????????????????????????????????????????????????????
??????C/C++?????????????????????????????????????????????????????κ????????????????????κε???????????????????????????C/C++?????????ο??????????????????????????????????
?????????????????????????????????????????????????????????????????????????????????????????
void test(char* arg)
{
cout << hex << "Address of arg in test()" << &arg << endl;
}
int main(int argc?? char** argv)
{
char *arg=0;
cout << hex << "Address of arg in main()" << &arg << endl;
test(arg);
return 0;
}
??????δ?????е??????
Address of arg in main(): 0012FF7C
Address of arg in test(): 0012FF28
??????δ??????????????????????????????????????????????????????????????????????????????????????????????????д??bug?????????????????
??????
???·???
??????????????????
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