Student student = new Student("E", "E01");
string fullName = student.ToString();
string fullName1 = student.FullName
Student student = new Student("E", "E01");
string fullName = student.ToString();
string fullName1 = student.FullName名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
