α׷

 3204, 18/161 ȸ  α  
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http://www.hackerschool.org/HS_Boards/zboard.php?id=QNA_programming&no=2846 []


ַ ã ͰƼ ³  ϴ

#include <stdio.h>

int main(void)
{
        int a=10;
        int b=20;
        const int* p = &a;
        *p=30;                //error
        a=30;                //OK
        p=&b;                //OK
}

ڵ忡 Ͱ Ű ȭ Ű°Դϴ.
*p=30; *p ٲٴ Ŷ̰
a=30 p=&b running Ǵ a=30 *p ƴ϶ a ٲٴ ̱⶧ ok̰
p=&b p Ű ̾ƴ϶ ּҸ ٲٴ°̱ OK

#include <stdio.h>

int main(void)
{
        int a=10;
        int b=20;
        int* const p = &a;
        p=&b;                //error
        *p=30;                //OK
        *p=b;                //OK
}

⼭ ü ȭ Ű Դϴ
p=&b & ̿μ p ּҸ ٲٴ°̶ ȵǴ°
*ڸ ϴ *p=30 *p=b p ٲٴ°̱⶧ OK̴

̰ Ž??

  Hit : 3254     Date : 2011/01/08 10:24



    
gamja ҽ ´µ Ǯô° Ͻŵ. 2011/01/08  
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