(PureBasic) Demonstrates the ChilkatPath XML Method

Demonstrates how to use the ChilkatPath method. This example uses the XML sample file pigs.xml. The pigs.xml file contains this content:

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IncludeFile "CkXml.pb"

Procedure ChilkatExample()

    xml.i = CkXml::ckCreate()
    If xml.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i = CkXml::ckLoadXmlFile(xml,"qa_data/xml/pigs.xml")
    If success <> 1
        Debug CkXml::ckLastErrorText(xml)
        CkXml::ckDispose(xml)
        ProcedureReturn
    EndIf

    ; Get the content of the "species" node for the 1st animal:
    result.s
    result = CkXml::ckChilkatPath(xml,"animal|species|*")
    ; Output should be "pot belly pig"
    Debug result

    ; Get the content of the "type" node for the 2nd animal:
    ; Indexing begins at 0.  Therefore, the 2nd direct child having
    ; the tag "animal" is at index 1
    result = CkXml::ckChilkatPath(xml,"animal[1]|type|*")
    ; Output should be "House Pig"
    Debug result

    ; Find the pig having the name "Nigel" and display the
    ; birth date.  To do this, we&apos;ll navigate to the node having
    ; tag="name" with the exact content "Nigel", then navigate up, 
    ; and finally navigate back down to the "birth" node:
    result = CkXml::ckChilkatPath(xml,"/C/name,Nigel|..|birth|*")
    ; Output should be "June, 1991"
    Debug result

    ; Navigate to the 1st animal&apos;s picture and print the filename,
    ; description, and caption.
    ; The "$" updates the caller&apos;s internal pointer to reference
    ; the node that is the result of evaluating the path.
    ; An empty string is returned for success, and a NULL/nil/0
    ; pointer (reference) is returned on failure.  
    result = CkXml::ckChilkatPath(xml,"animal|picture|$")
    If CkXml::ckLastMethodSuccess(xml) <> 1
        Debug "Failed to navigate to animal|picture."
        CkXml::ckDispose(xml)
        ProcedureReturn
    EndIf

    ; Display the contents of the file/description/caption child nodes
    Debug "Picture Info:"
    Debug CkXml::ckGetChildContent(xml,"file")
    Debug CkXml::ckGetChildContent(xml,"description")
    Debug CkXml::ckGetChildContent(xml,"caption")

    ; Return back to the root of the XML document:
    CkXml::ckGetRoot2(xml)

    ; Display the value of the "spay-neuter" attribute of the 1st animal:
    Debug "----"
    result = CkXml::ckChilkatPath(xml,"animal|gender|(spay-neuter)")
    Debug result


    CkXml::ckDispose(xml)


    ProcedureReturn
EndProcedure