#include<stdio.h>
enum DAY{MON=1, TUE, WED, THU=7, FRI, SAT, SUN};
int main()
{
enum DAY day;
for(day=MON;day<=SUN;day++)
{
printf("day=%d\n",day);
}
return 0;
}
#include<stdio.h>
enum DAY{MON=1, TUE, WED, THU=7, FRI, SAT, SUN};
int main()
{
enum DAY day;
for(day=MON;day<=SUN;day++)
{
printf("day=%d\n",day);
}
return 0;
}
那是因为本质上for 循环可以改写成
for(day=1;day<=10;day++)
{
printf("day=%d\n",day);
}
结果可想而知:1,2,3,4,5,6,7,8,9,10
连元素个数都不符合;