C
sizeof 연산자를 이용한 Data Type 크기 확인
인뜨라야
2010. 6. 6. 09:41
#include <stdio.h>
int main()
{
printf("Integer Type:\n");
printf("%8s %11s : %2d\n", "signed", "char", sizeof(signed char));
printf("%8s %11s : %2d\n", "unsigned", "char", sizeof(unsigned char));
printf("\n");
printf("%8s %11s : %2d\n", "signed", "short int", sizeof(signed short int));
printf("%8s %11s : %2d\n", "unsigned", "short int", sizeof(unsigned short int));
printf("\n");
printf("%8s %11s : %2d\n", "signed", "int", sizeof(signed int));
printf("%8s %11s : %2d\n", "unsigned", "int", sizeof(unsigned int));
printf("\n");
printf("%8s %11s : %2d\n", "signed", "long int", sizeof(signed long));
printf("%8s %11s : %2d\n", "unsigned", "long int", sizeof(unsigned long));
printf("\n");
printf("Real Number Type:\n");
printf("%8s %11s : %2d\n", "", "float", sizeof(float));
printf("%8s %11s : %2d\n", "", "double", sizeof(double));
printf("%8s %11s : %2d\n", "", "long double", sizeof(long double));
return 0;
}
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