CÓïÑÔʵÀý-¼ÆËã int, float, double ºÍ char ×Ö½Ú´óС
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ʵÀý
#include <stdio.h>
int main(){
int integerType;
float floatType;
double doubleType;
char charType;
// sizeof ²Ù×÷·ûÓÃÓÚ¼ÆËã±äÁ¿µÄ×Ö½Ú´óС
printf("Size of int: %ld bytes\n",sizeof(integerType));
printf("Size of float: %ld bytes\n",sizeof(floatType));
printf("Size of double: %ld bytes\n",sizeof(doubleType));
printf("Size of char: %ld byte\n",sizeof(charType));
return 0;
}
ÔËÐнá¹û£º
Size of int: 4 bytes Size of float: 4 bytes Size of double: 8 bytes Size of char: 1 byte
¼ÆËã long long, long double ×Ö½Ú´óС
ʵÀý
#include <stdio.h>int main(){
int a;
long b;
long long c;
double e;
long double f;
printf("Size of int = %ld bytes \n", sizeof(a));
printf("Size of long = %ld bytes\n", sizeof(b));
printf("Size of long long = %ld bytes\n", sizeof(c));
printf("Size of double = %ld bytes\n", sizeof(e));
printf("Size of long double = %ld bytes\n", sizeof(f));
return 0;
}
ÔËÐнá¹û£º
Size of int = 4 bytes Size of long = 8 bytes Size of long long = 8 bytes Size of double = 8 bytes Size of long double = 16 bytes
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