public static void Delete()
{
context.Delete <User>(a => a.Id == 1);
/*
*
*/
//批量删除
//删除所有不男不女的用户
context.Delete <User>(a => a.Gender == null);
/*
*
*/
User user = new User();
user.Id = 1;
context.Delete(user);
/*
*
*/
ConsoleHelper.WriteLineAndReadKey(1);
}