列舉型別及定義新的型別名字
阿新 • • 發佈:2021-01-03
5、小作業:
課後自己練習定義列舉型別變數以及使用 typedef 定義新的型別名!
#include <iostream> using namespace std; enum Week { Day1, Day2, Day3, Day4, Day5, Day6, Day7 }; typedef unsigned int uint; union test { char mark; long num; float score; }student_1; int main() { Week day = Day2;switch (day) { case Day1: cout << "星期1" << endl; break; case Day2: cout << "星期2" << endl; break; case Day3: cout << "星期3" << endl; break; case Day4: cout << "星期4" << endl;break; case Day5: cout << "星期5" << endl; break; case Day6: cout << "星期6" << endl; break; case Day7: cout << "星期天" << endl; break; default: cout << "錯誤" << endl; break; }uint a = 1; cout << a << endl; student_1.num = 80; test student_2; student_2.score = 10; cout << student_1.num << endl; cout << student_2.score << endl; return 0; }