Unicode C

Find Direct Child with Specific Tag

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Demonstrates how to find a direct child having a specific tag.

The input XML, available at http://www.chilkatsoft.com/data/fruit.xml, is this:

<root>
    <fruit color="red">apple</fruit>
    <fruit color="green">pear</fruit>
    <veg color="orange">carrot</veg>
    <meat animal="cow">beef</meat>
    <xyz>
        <fruit color="blue">blueberry</fruit>
        <veg color="green">broccoli</veg>
    </xyz>
    <fruit color="purple">grape</fruit>
    <cheese color="yellow">cheddar</cheese>
</root>

Unicode C

#include <C_CkXmlW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkXmlW xml;
    HCkXmlW child;

    success = FALSE;

    xml = CkXmlW_Create();

    // The sample input XML is available at http://www.chilkatsoft.com/data/fruit.xml
    success = CkXmlW_LoadXmlFile(xml,L"qa_data/xml/fruit.xml");
    if (success != TRUE) {
        wprintf(L"%s\n",CkXmlW_lastErrorText(xml));
        CkXmlW_Dispose(xml);
        return;
    }

    // Find the direct child node having the tag "meat", and 
    // return a new instance of the XML object referencing the
    // child node, if found.
    child = CkXmlW_FindChild(xml,L"meat");
    if (CkXmlW_getLastMethodSuccess(xml) == FALSE) {
        wprintf(L"No direct child having the tag \"meat\" was found.\n");
    }
    else {
        wprintf(L"Content = %s\n",CkXmlW_content(child));
        CkXmlW_Dispose(child);
    }

    // The same can be accomplished without creating a new 
    // XML object instance.  Instead, the FindChild2 method updates
    // the caller's internal reference to the found child, if successful.
    success = CkXmlW_FindChild2(xml,L"meat");
    if (success == TRUE) {
        // Success!  The xml object now references the found child.
        wprintf(L"Content = %s\n",CkXmlW_content(xml));
        // Restore the reference back to the parent.
        success = CkXmlW_GetParent2(xml);
    }
    else {
        wprintf(L"No direct child having the tag \"meat\" was found.\n");
    }



    CkXmlW_Dispose(xml);

    }