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QXmlQuery

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  • M Offline
    M Offline
    meobeou
    wrote on last edited by VRonin
    #1

    Hello,

    I would like to know if it is possible to insert/modify/remove data with an XQuery using QXmlQuery?

    I found an "exemple":http://www.xmlmind.com/tutorials/XQueryUpdate/index.html of XQuery updating some data with the following query but I am not able to run it:

    for $idattr in doc("data.xml")//ITEM/@Id (: selection :)
    return (
    delete node $idattr, (: update 1 :)
    insert node <NID>{string($idattr)}</NID> (: update 2 :)
    as first into $idattr/..
    )
    

    I have the following error :
    syntax error, unexpected node, expecting )

    If it is not possible to use insert or delete how I am suppose to modify the content of a document?

    Thanks
    Lee!

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    • SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by
      #2

      Hi and welcome to devnet,

      I don't think it's implemented. You can use the QXmlStreamReader/Writer classes to read modify/write or QDomDocument.

      Interested in AI ? www.idiap.ch
      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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