摘要: using (var dc = new SchoolContext()) { ////GRADE g = new GRADE() { GradeId=2 }; //var greadeinfo = dc.Grades.Find(2); //STUDENT stu = new STUDENT() { 阅读全文
posted @ 2022-01-09 16:42 zq爱生活爱代码 阅读(38) 评论(0) 推荐(0) 编辑