//各個數據類型的大小
#include <stdio.h>
int main(int argc, const char * argv[]) {
    char k;
    printf("char 占用字節:%d\n",sizeof(k));
    
    int i=0;
    printf("int 占用字節:%d\n",sizeof(i));
    
    short j;
    printf("short 占用字節:%d\n",sizeof(j));
    
    float l;
    printf("float 占用字節:%d\n",sizeof(l));
    
    double m;
    printf("double 占用字節:%d\n",sizeof(m));
    
    
}
//char 占用字節:1
//int 占用字節:4
//short 占用字節:2
//float 占用字節:4
//double 占用字節:8

C語言 各個類型占用的大小