2011-06-10 99 views
2

我有一個我試圖解析以下XML代碼,但我敢肯定,如何移動的一些數據在PHP中:遍歷XML在PHP

<entry> 
    <id>http://data.treasury.gov:8001/Feed.svc/DailyTreasuryYieldCurveRateData(5360)</id> 
    <title type="text"></title> 
    <updated>2011-06-09T20:15:18Z</updated> 
    <author> 
     <name /> 
    </author> 
    <link rel="edit" title="DailyTreasuryYieldCurveRateDatum" href="DailyTreasuryYieldCurveRateData(5360)" /> 
    <category term="TreasuryDataWarehouseModel.DailyTreasuryYieldCurveRateDatum" scheme="http://schemas.microsoft.com/ado/2007/08/dataservices/scheme" /> 
    <content type="application/xml"> 
     <m:properties> 
     <d:Id m:type="Edm.Int32">5360</d:Id> 
     <d:NEW_DATE m:type="Edm.DateTime">2011-06-01T00:00:00</d:NEW_DATE> 
     <d:BC_1MONTH m:type="Edm.Double">0.04</d:BC_1MONTH> 
     <d:BC_3MONTH m:type="Edm.Double">0.05</d:BC_3MONTH> 
     <d:BC_6MONTH m:type="Edm.Double">0.11</d:BC_6MONTH> 
     <d:BC_1YEAR m:type="Edm.Double">0.18</d:BC_1YEAR> 
     <d:BC_2YEAR m:type="Edm.Double">0.44</d:BC_2YEAR> 
     <d:BC_3YEAR m:type="Edm.Double">0.74</d:BC_3YEAR> 
     <d:BC_5YEAR m:type="Edm.Double">1.6</d:BC_5YEAR> 
     <d:BC_7YEAR m:type="Edm.Double">2.28</d:BC_7YEAR> 
     <d:BC_10YEAR m:type="Edm.Double">2.96</d:BC_10YEAR> 
     <d:BC_20YEAR m:type="Edm.Double">3.83</d:BC_20YEAR> 
     <d:BC_30YEAR m:type="Edm.Double">4.15</d:BC_30YEAR> 
     <d:BC_30YEARDISPLAY m:type="Edm.Double">4.15</d:BC_30YEARDISPLAY> 
     </m:properties> 
    </content> 
    </entry> 

我只能得到到目前爲止作爲

entry->content 

如下面拋出一個錯誤有一個冒號:

entry->content->m:properties 

如何訪問裏面有什麼內容,作爲d:NEW_DATE?

+0

我假設你正在使用DOM解析器,命名空間(米:)處理略有不同。 – Devraj 2011-06-10 01:34:55

+1

這些是命名空間。你必須做一些特殊的事情來訪問命名空間的筆記。你在使用simplexml嗎? – 2011-06-10 01:35:36

+0

看到http://stackoverflow.com/questions/1133897/how-do-i-parse-xml-containing-custom-namespaces-using-simplexml – 2011-06-10 01:59:13

回答

6

SimpleXML中,你可以使用兒童(「前綴」,真)和屬性(「前綴」,真)功能訪問命名空間內容。

entry->content->children('m', true)->properties 

或訪問d:NEW_DATE

entry->content->children('m', true)->properties->children('d', true)->NEW_DATE 

或一步訪問米:type屬性

entry->content->children('m', true)->properties->children('d', true)->NEW_DATE->attributes('m', true)->type 
+0

謝謝,我想通過包含uri的模式在兒童()中,但也試圖找出如何做到這一點,而不必包含uri!你知道兩種方法的速度是否有差異? – Choy 2011-06-10 03:27:03