printf("小明身高%f%c,\n", height, unit); 与 printf("小明身高%f%c\n", height, unit);的区别在哪?
printf("小明身高%f%c,\n", height, unit); ======> 小明身高(height)(unit),(换行) printf("小明身高%f%c\n", height, unit); ======> 小明身高(height)(unit)(换行) //区别就在于多了逗号