Sample
0
0
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Sample
1
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1
';
$doc = new DOMDocument();
$doc->loadXML($xml);
$xpath = new DOMXpath($doc);
$entry = $xpath->query("//entry[title[@lang='fr']]")->item(0);
$entry->parentNode->removeChild($entry);
$xml = $doc->savexml();
echo var_dump($xml);