PHP

Find Direct Child with Specific Tag

See more XML Examples

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>

Chilkat2 PHP

<?php

use Chilkat2\Xml;

$success = false;

$xml = new Xml();

// The sample input XML is available at http://www.chilkatsoft.com/data/fruit.xml
try {
    $xml->LoadXmlFile('qa_data/xml/fruit.xml');
} catch (\Chilkat2\Exception $e) {
    echo $e->getMessage(), "\n";
    exit;
}

// 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 = $xml->FindChild('meat');
if ($child === null) {
    echo "No direct child having the tag \"meat\" was found.\n";
} else {
    echo 'Content = ', $child->Content, "\n";
}

// 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.
try {
    $xml->FindChild2('meat');
    $success = true;
} catch (\Chilkat2\Exception $e) {
    $success = false;
}
if ($success) {
    // Success!  The xml object now references the found child.
    echo 'Content = ', $xml->Content, "\n";
    // Restore the reference back to the parent.
    $xml->GetParent2();
} else {
    echo "No direct child having the tag \"meat\" was found.\n";
}