[英]How to choose a value based on if element exists for xslt
I am setting up an xslt transformation for our banking integration and I need to change a value of an element based on whether another element exists. 我正在为银行业务集成设置xslt转换,我需要根据是否存在另一个元素来更改元素的值。
I can default the value using the following 我可以使用以下默认值
<xsl:template match="wdt:Document/wdt:CstmrCdtTrfInitn/wdt:PmtInf/wdt:CdtTrfTxInf/wdt:RmtInf/wdt:Strd/wdt:RfrdDocInf/wdt:Tp/wdt:CdOrPrtry/wdt:Cd" priority="3">
<xsl:text>CINV</xsl:text>
</xsl:template>
when I try this: 当我尝试这个:
<xsl:template match="wdt:Document/wdt:CstmrCdtTrfInitn/wdt:PmtInf/wdt:CdtTrfTxInf/wdt:RmtInf/wdt:Strd/wdt:RfrdDocInf/wdt:Tp/wdt:CdOrPrtry/wdt:Cd" priority="4">
<xsl:if test="*[local-name()='CdtNoteAmt']">
<xsl:value-of select="CREN"/>
</xsl:if>
</xsl:template>
I get an error. 我得到一个错误。
My xml looks like this: 我的xml看起来像这样:
<RmtInf>
<Strd>
<RfrdDocInf>
<Tp>
<CdOrPrtry>
<Cd>SOAC</Cd>
</CdOrPrtry>
</Tp>
<Nb>CS82001LF</Nb>
<RltdDt>2019-08-20</RltdDt>
</RfrdDocInf>
<RfrdDocAmt>
<DuePyblAmt Ccy="USD">820.01</DuePyblAmt>
<RmtdAmt Ccy="USD">820.01</RmtdAmt>
</RfrdDocAmt>
<CdtrRefInf>
<Ref>CS82001LF</Ref>
</CdtrRefInf>
</Strd>
<Strd>
<RfrdDocInf>
<Tp>
<CdOrPrtry>
<Cd>SOAC</Cd>
</CdOrPrtry>
</Tp>
<Nb>CS-CrNote82001</Nb>
<RltdDt>2019-08-20</RltdDt>
</RfrdDocInf>
<RfrdDocAmt>
<CdtNoteAmt Ccy="USD">50</CdtNoteAmt>
</RfrdDocAmt>
<CdtrRefInf>
<Ref>CS-CrNote82001</Ref>
</CdtrRefInf>
</Strd>
</RmtInf>
I would need the following element to have a value of CINV or CREN depending on if CdtNoteAmt element exists: 我需要以下元素具有CINV或CREN的值,具体取决于CdtNoteAmt元素是否存在:
<Tp>
<CdOrPrtry>
<Cd>CINV</Cd>
</CdOrPrtry>
</Tp>
If you want to check a CdtNoteAmt
exists anywhere in the XML, you could do this... 如果要检查CdtNoteAmt
存在于XML中,可以执行此操作...
<xsl:if test="//*[local-name()='CdtNoteAmt']">
Or better still, since you seem to dealing with known namespaces, you could do this... 或者更好的是,由于您似乎要处理已知的名称空间,因此可以执行此操作...
<xsl:if test="//wdt:CdtNoteAmt">
On the other hand, if you want to check CdtNoteAmt
exists under the same Strd
as the current Cd
element is under, do this... 另一方面,如果要检查CdtNoteAmt
是否与当前Cd
元素位于同一Strd
下存在,请执行此操作...
<xsl:if test="ancestor::wdt:Strd//*[local-name()='CdtNoteAmt']">
Or this... 或这个...
<xsl:if test="ancestor::wdt:Strd//wdt:CdtNoteAmt">
Note, to output "CERN" literally, you need to do this, otherwise you will be trying to be outputing the content of a element named "CERN" 请注意,要从字面上输出“ CERN”,您需要执行此操作,否则,您将尝试输出名为“ CERN”的元素的内容
<xsl:value-of select="'CREN'"/>
Or do this 还是这样做
<xsl:text>CERN</xsl:text>
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