Node.js

Remove an XML Subtree

See more XML Examples

Demonstrates how to remove an XML subtree from an XML document. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    var xml = new chilkat.Xml();

    success = xml.LoadXmlFile("qa_data/xml/osszes.xml");

    //  The XML file we're loading contains this:

    //  <?xml version="1.0" encoding="iso-8859-2" ?>
    //  <EXAMPLE>
    //      <OSSZES>
    //          <ROW TYPE="INS">477953
    //              <NUMBER>05107003972</NUMBER>
    //          </ROW>
    //          <ROW TYPE="INS">477954
    //              <NUMBER>05107001342</NUMBER>
    //          </ROW>
    //          <ROW TYPE="INS">477955
    //              <NUMBER>05107001342</NUMBER>
    //          </ROW>
    //          <ROW TYPE="INS">477956
    //              <NUMBER>05107000017</NUMBER>
    //          </ROW>**
    //          <ROW TYPE="INS">477957
    //              <NUMBER>05107002182</NUMBER>
    //          </ROW>
    //      </OSSZES>
    //  </EXAMPLE>
    //  

    //  We wish to remove this subtree:

    //  <ROW TYPE="INS">477956
    //      <NUMBER>05107000017</NUMBER>
    //  </ROW>

    //  Get another reference to the XML document.
    // xml2: Xml
    var xml2 = xml.GetSelf();

    //  Navigate to the node that is the root of the subtree to be deleted.
    //  In this case, we wish to find the node having tag "ROW" with content "477956"
    var notUsed = xml2.ChilkatPath("OSSZES|/C/ROW,*477956*|$");

    //  Examine the xml2, it should be just the subtree.
    console.log(xml2.GetXml());

    //  Now detach xml2 from the it's XML document.
    //  xml2 will now be it's own XML document.
    xml2.RemoveFromTree();

    //  Examine our original XML document.  The subtree is removed:
    console.log(xml.GetXml());


}

chilkatExample();