Пишем XML

$xmlService = new Sabre\Xml\Service();
$xmlService->namespaceMap = ['http://example.org' => 'b'];

$xmlService->write('{http://example.org}book', [
    '{http://example.org}title' => 'Cryptonomicon',
    '{http://example.org}author' => 'Neil Stephenson',
]);

Результат

<?xml version="1.0"?>
<b:book xmlns:b="http://example.org">
 <b:title>Cryptonomicon</b:title>
 <b:author>Neil Stephenson</b:author>
</b:book>

Читаем XML

<?php

$input = <<<XML
<article xmlns="http://example.org/">
    <title>Hello world</title>
    <content>Fuzzy Pickles</content>
</article>
XML;

$service = new Sabre\Xml\Service();
$service->elementMap = [
    '{http://example.org/}article' => 'Sabre\Xml\Element\KeyValue',
];

print_r($service->parse($input));

Результат

Array
(
    [{http://example.org/}title] => Hello world
    [{http://example.org/}content] => Fuzzy Pickles
)

Ссылки по теме

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