示例#1
0
 //修改
 public int Modify(T t)
 {
     db.Set <T>().Attach(t); //System.Data.Entity.EntityState.Modified;
                             //   db.Entry(t).State = System.Data.
     db.Entry(t).State = Microsoft.EntityFrameworkCore.EntityState.Modified;
     return(db.SaveChanges());
 }