我正在尝试使用 Talend Studio 中的 XPath 表达式从 XBRL 文件中提取一些数据点。我想提取所有 ShareHolderFunds 值及其相关期间的结束日期(由“ContextRef”属性引用),以及公司注册号。我正在努力建立指向期间结束日期的链接 - 目前我的代码错误地为两个 ShareHolderFund 值返回相同的结束日期。
这是我的代码 Talend Studio 的屏幕截图:
这是 XBRL 的摘录:
<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="http://www.companieshouse.gov.uk/ef/xbrl/uk/fr/gaap/ae/2009-06-21/stylesheet/CH-AE-stylesheet.xsl"?>
<xbrl xmlns="http://www.xbrl.org/2003/instance" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ae="http://www.companieshouse.gov.uk/ef/xbrl/uk/fr/gaap/ae/2009-06-21" xmlns:gc="http://www.xbrl.org/uk/fr/gcd/2004-12-01" xmlns:html="http://www.w3.org/1999/xhtml" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:pt="http://www.xbrl.org/uk/fr/gaap/pt/2004-12-01" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink">
<link:schemaRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="http://www.companieshouse.gov.uk/ef/xbrl/uk/fr/gaap/ae/2009-06-21/uk-gaap-ae-2009-06-21.xsd" xlink:type="simple" />
<ae:CompanyNotDormant contextRef="y2013">true</ae:CompanyNotDormant>
<gc:EntityNames>
<gc:EntityCurrentLegalName contextRef="y2013">A & Co. Limited</gc:EntityCurrentLegalName>
</gc:EntityNames>
<ae:CompanyIdentifyingNumbers>
<ae:CompaniesHouseRegisteredNumber contextRef="y2013">123456</ae:CompaniesHouseRegisteredNumber>
</ae:CompanyIdentifyingNumbers>
<gc:StatementDatesPeriodsCovered>
<gc:BalanceSheetDate contextRef="e2013">2013-03-31</gc:BalanceSheetDate>
</gc:StatementDatesPeriodsCovered>
<pt:ShareholderFunds precision="5" contextRef="e2013" unitRef="GBP">5286</pt:ShareholderFunds>
<pt:ShareholderFunds precision="5" contextRef="e2012" unitRef="GBP">5446</pt:ShareholderFunds>
<unit id="shares">
<measure>xbrli:shares</measure>
</unit>
<unit id="GBP">
<measure>iso4217:GBP</measure>
</unit>
<unit id="pure">
<measure>xbrli:pure</measure>
</unit>
<context id="e2012">
<entity>
<identifier scheme="Ellco/results">A & Co. Limited</identifier>
</entity>
<period>
<instant>2012-03-31</instant>
</period>
</context>
<context id="s2013">
<entity>
<identifier scheme="Ellco/results">A & Co. Limited</identifier>
</entity>
<period>
<instant>2012-03-31</instant>
</period>
</context>
<context id="e2013">
<entity>
<identifier scheme="Ellco/results">A & Co. Limited</identifier>
</entity>
<period>
<instant>2013-03-31</instant>
</period>
</context>
<ae:CompaniesHouseDocumentAuthentication contextRef="y2013"> </ae:CompaniesHouseDocumentAuthentication>
<ae:DateAccountsReceived contextRef="e2013">2013-12-25</ae:DateAccountsReceived>
</xbrl>