<?php

use Symfony\Component\Config\Util\XmlUtils;

$file = __DIR__.'/city.xml';
echo 'file content:';
dump(file_get_contents($file));

/* @var $dom \DOMDocument */
$dom = XmlUtils::loadFile($file);
$city = $dom->getElementsByTagName('City')
    ->item(0);

echo get_class($city);

dump(
    XmlUtils::convertDomElementToArray($city)
);


file content:

^ """
<?xml version="1.0" encoding="UTF-8"?>\n
<List>\n
    <City>\n
        <CityId>1</CityId>\n
        <Name>South Park</Name>\n
    </City>\n
    <City>\n
        <CityId>2</CityId>\n
        <Name>Springfield</Name>\n
    </City>\n
    <City>\n
        <CityId>3</CityId>\n
        <Name>Quahog</Name>\n
    </City>\n
</List>
"""

DOMElement

^ array:2 [
  "CityId" => 1
  "Name" => "South Park"
]

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PHP 8.2, Laminas MVC 3.2, Symfony 5.2, Laravel 8.28, PHPUnit 9.5, Doctrine ORM 2.8