Linq-查询上一条下一条
//下一条 int pollid = poll.Where(f => f.PollID < CurrentId).OrderByDescending(o => o.PollID).FirstOrDefault().PollID; //上一条 int pollid = poll.Where(f => f.PollID > CurrentId).OrderByDescending(o => o.PollID).FirstOrDefault().PollID;
//下一条 int pollid = poll.Where(f => f.PollID < CurrentId).OrderByDescending(o => o.PollID).FirstOrDefault().PollID; //上一条 int pollid = poll.Where(f => f.PollID > CurrentId).OrderByDescending(o => o.PollID).FirstOrDefault().PollID;
