12???????C??????????
???????????? ???????[ 2012/9/7 9:56:58 ] ????????????
????7??void*??C????
???????????????????????κ???????????????interger??????????????????
?????????£?
int func(void *ptr)
????????????????????????????????????????????????????????????????????????????????????
????8??*??++????
?????????????????????????????
#include<stdio.h>
int main(void)
{
char *ptr = "Linux";
printf("
[%c]
"??*ptr++);
printf("
[%c]
"??*ptr);
return 0;
}
???????????????????????
[L]
[i]
???????“++”??“*”????????????????“*ptr++”????“*(ptr++)”????????????ptr++????????*ptr??????????????“L”????????????“i”??
????9?????????????Σ????????????
?????????????????д?????????????
#include<stdio.h>
int main(void)
{
char *ptr = "Linux";
*ptr = 'T';
printf("
[%s]
"?? ptr);
return 0;
}
??????????????????*ptr = ‘T’??????????д???Σ????????“Linux”??????????????????????Ч??????????seg-fault?????????
??????

???·???
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