(Unicode C++) HasChildWithTag using a Tag Path

Demonstrates calling HasChildWithTag with a tag path.

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#include <CkXmlW.h>

void ChilkatSample(void)
    {
    CkXmlW xml;

    xml.put_Tag(L"world");

    xml.NewChild2(L"north_america|united_states|california|san_francisco",L"Silicon Valley");
    xml.NewChild2(L"north_america|united_states|california|san_diego",L"Birthplace of California");
    xml.NewChild2(L"north_america|united_states|illinois|chicago",L"Windy City");

    wprintf(L"%s\n",xml.getXml());

    // Produces the following XML
    // 
    // 	<?xml version="1.0" encoding="utf-8" ?>
    // 	<world>
    // 	    <north_america>
    // 	        <united_states>
    // 	            <california>
    // 	                <san_francisco>Silicon Valley</san_francisco>
    // 	                <san_diego>Birthplace of California</san_diego>
    // 	            </california>
    // 	            <illinois>
    // 	                <chicago>Windy City</chicago>
    // 	            </illinois>
    // 	        </united_states>
    // 	    </north_america>
    // 	</world>
    // 

    bool hasChicago = xml.HasChildWithTag(L"north_america|united_states|illinois|chicago");
    wprintf(L"hasChicago = %d\n",hasChicago);

    bool hasNaperville = xml.HasChildWithTag(L"north_america|united_states|illinois|naperville");
    wprintf(L"hasNaperville = %d\n",hasNaperville);

    bool hasIllinois = xml.HasChildWithTag(L"north_america|united_states|illinois");
    wprintf(L"hasIllinois = %d\n",hasIllinois);
    }