推 tomex:首字小寫的java風格真的很不好，物必有屬的寫法自然不需小寫 09/25 22:00
推 diamondking:只是要parse xml的話，用XmlDocument等類別比較好喔 09/27 00:10
請問一下
小弟使用C#的dataset去存取一個XML檔案
這XML檔案如下方所示
其中我想要篩選資料出來
(資料例如為event date="2005-07-01" time="09:00:00" value="365.72")
若使用者輸入想要取用locationId是01000050時
可以取出綠色標示的那些
想請問一下要怎樣才可以篩選資料出來?
感謝感謝~~
- <TimeSeries version="1.2" xmlns="http://www.wldelft.nl/">
- <series>
- <header>
<type>instantaneous</type>
<locationId>01000030</locationId>
<parameterId>H.obs</parameterId>
<timeStep multiplier="600" unit="second" />
<startDate date="2005-07-01" time="09:00:00" />
<endDate date="2005-07-19" time="15:00:00" />
<missVal>-999.0</missVal>
<units>m</units>
</header>
<event date="2005-07-01" time="09:00:00" value="365.72" />
<event date="2005-07-02" time="09:00:00" value="365.79" />
</series>
- <series>
- <header>
<type>instantaneous</type>
<locationId>01000050</locationId>
<parameterId>H.obs</parameterId>
<timeStep multiplier="600" unit="second" />
<startDate date="2005-07-01" time="09:00:00" />
<endDate date="2005-07-19" time="15:00:00" />
<missVal>-999.0</missVal>
<units>m</units>
</header>
<event date="2005-07-01" time="09:00:00" value="205.77" />
<event date="2005-07-02" time="09:00:00" value="205.76" />
<event date="2005-07-03" time="09:00:00" value="205.75" />
<event date="2005-07-04" time="09:00:00" value="205.75" />
<event date="2005-07-04" time="12:50:00" value="-999.0" />
</series>
- <series>
- <header>
<type>instantaneous</type>
<locationId>01000131</locationId>
<parameterId>H.obs</parameterId>
<timeStep multiplier="600" unit="second" />
<startDate date="2005-07-01" time="09:00:00" />
<endDate date="2005-07-19" time="15:00:00" />
<missVal>-999.0</missVal>
<units>m</units>
</header>
<event date="2005-07-01" time="09:00:00" value="2.0" />
<event date="2005-07-02" time="09:00:00" value="1.96" />
<event date="2005-07-03" time="09:00:00" value="2.0" />
</series>
</TimeSeries>
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※ 編輯: yucgg 來自: 140.112.190.123 (09/25 16:47)