PHP ActiveX

XML SearchForTag Method

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Demonstrates the SearchForTag and SearchForTag2 methods.

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

<root>
    <searchRoot>
        <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>
    </searchRoot>
    <fruit color="red">strawberry</fruit>
    <fruit color="orange">peach</fruit>
</root>

PHP ActiveX

<?php

$success = 0;

$xml = new COM("Chilkat.Xml");

// The sample input XML is available at http://www.chilkatsoft.com/data/fruitSearch.xml
$success = $xml->LoadXmlFile('qa_data/xml/fruitSearch.xml');
if ($success != 1) {
    print $xml->LastErrorText . "\n";
    exit;
}

// Search the sub-tree rooted at "searchRoot"
// xSearchRoot is a Chilkat.Xml
$xSearchRoot = $xml->FindChild('searchRoot');

// Search for all nodes having the tag "fruit"
// xBeginAfter is a Chilkat.Xml
$xBeginAfter = $xSearchRoot->GetSelf();
// xFound is a Chilkat.Xml
$xFound = $xSearchRoot->SearchForTag($xSearchRoot,'fruit');
while (($xSearchRoot->LastMethodSuccess == 1)) {

    print $xFound->Content . "\n";

    // xBeginAfter is a Chilkat.Xml
    $xBeginAfter = $xFound;
    // xFound is a Chilkat.Xml
    $xFound = $xSearchRoot->SearchForTag($xBeginAfter,'fruit');
}

print '--------------------------' . "\n";

// ---------------------------------------------------------------------------------
// Now do the same, but instead use SearchForTag2
// which updates the internal reference of the caller instead
// of returning the found node.

// xBeginAfter is a Chilkat.Xml
$xBeginAfter = $xSearchRoot->GetSelf();
// xSearch is a Chilkat.Xml
$xSearch = $xSearchRoot->GetSelf();

$success = $xSearch->SearchForTag2($xBeginAfter,'fruit');
while ($success == 1) {

    print $xSearch->Content . "\n";

    // Copy the internal references so that the next search
    // begins after the found node.
    $xBeginAfter->CopyRef($xSearch);
    $xSearch->CopyRef($xSearchRoot);

    $success = $xSearch->SearchForTag2($xBeginAfter,'fruit');
}


?>