![C语言之枚举的定义以及测试](https://p1.piqsels.com/preview/447/404/925/fillet-of-beef-cook-beef-food-delicious-fillet.jpg?w=700)
#include <stdio.h>
/* 定义方法1:只定义枚举类型,不定义变量
enum week
{
SUN, // SUN = 0
MON, // MON = 1;
TUE,
WEN,
THU,
FRI,
SAT,
};
*/
/*定义方法2:同时定义枚举类型和变量
enum week
{
SUN, // SUN = 0
MON, // MON = 1;
TUE,
WEN,
THU,
FRI,
SAT,
}today;
*/
/*定义方法3:同时定义枚举类型和变量
enum week
{
SUN, // SUN = 0
MON, // MON = 1;
TUE,
WEN,
THU,
FRI,
SAT,
}today,yestaday;
*/
/*定义方法4:
typedef enum week
{
SUN, // SUN = 0
MON, // MON = 1;
TUE,
WEN,
THU,
FRI,
SAT,
}week;
*/
typedef enum
{
SUN, // SUN = 0
MON, // MON = 1;
TUE,
WEN,
THU,
FRI,
SAT,
}week;
int main(void)
{
/* 测试定义方法1
enum week today;
today = SUN;
printf("today is %dth \n",today);
*/
/*测试定义方法2 3
today = SUN;
yestaday = SAT;
printf("today is %dth \n",today);
printf("yestaday is %dth \n",yestaday);
*/
/*测试定义方法4 5
week yestaday;
yestaday = SAT;
printf("yestaday is %dth \n",yestaday);
*/
return 0;
}