我正在尝试为每个循环编写一个循环,该循环遍历 xml 文档的后代,但仅限于满足条件的那些。
我以为我可以使用 where 子句来做到这一点,但我遇到了问题。如果有人可以让我知道这是否真的可行,或者我是否有其他方法可以做到这一点,那就太好了。
我在 VB.Net 中编码到目前为止我的代码是:
For Each Room In xmlDoc.Descendants("Rooms").Where((Room >= Room.Descendants ("ReservationID").Value = 80154))
Next
我想循环的 xml 是:
- <NewDataSet xmlns="">
- <Rooms diffgr:id="Rooms1" msdata:rowOrder="0" diffgr:hasChanges="inserted">
<ReservationID>80154</ReservationID>
<Ref />
<ReservationDateTime>5/10/2010 1:35:27 p.m.</ReservationDateTime>
<IsCommissionableBooking>False</IsCommissionableBooking>
<RoomID>800010</RoomID>
<RoomNumber>Double</RoomNumber>
</Rooms>
- <Rooms diffgr:id="Rooms2" msdata:rowOrder="1" diffgr:hasChanges="inserted">
<ReservationID>80154</ReservationID>
<Ref />
<ReservationDateTime>5/10/2010 1:35:27 p.m.</ReservationDateTime>
<IsCommissionableBooking>False</IsCommissionableBooking>
<RoomID>800009</RoomID>
<RoomNumber>Motel</RoomNumber>
</Rooms>
- <Rooms diffgr:id="Rooms3" msdata:rowOrder="2" diffgr:hasChanges="inserted">
<ReservationID>80151</ReservationID>
<Ref />
<ReservationDateTime>5/10/2010 12:22:16 p.m.</ReservationDateTime>
<IsCommissionableBooking>False</IsCommissionableBooking>
<RoomID>800009</RoomID>
<RoomNumber>Motel</RoomNumber>
</Rooms>
谢谢