Online PHP editor | output for SMOft

<?php $xml = ' <GetCategories> <GetProduct> <Data> <Id>87772873</Id> <Name>Foods and Beverages</Name> <Top> <CategoryId>028392323</CategoryId> <CategoryName>Categories</CategoryName> </Top> </Data> </GetProduct> </GetCategories> <?xml version="1.0"?> <GetCategories> <GetProduct> <Data> <Id>87772873</Id> <Name>Foods and Beverages</Name> <Top> <CategoryId>028392323</CategoryId> <CategoryName>Categories</CategoryName> <TypeId>HDU5K3KDI23F</TypeId></Top> </Data> </GetProduct> </GetCategories>'; $dom = new DOMDocument; $dom->loadXML($xml); $dom->preserveWhiteSpace = FALSE; $Xpath = new DOMXpath($dom); foreach ($Xpath->evaluate('/GetCategories/GetProduct/Data/Top[1]') as $data) { $type = $data->appendChild($dom->createElement('TypeId')); $type->appendChild($dom->createTextNode('HDU5K3KDI23F')); } $xmldata = $dom->saveXML(); echo $xmldata;