- simplexml_load_string: documentation ( source)
<?php
$x = <<<XML
<DATAPACKET Version="2.0">
<METADATA>
<FIELDS>
<FIELD attrname="BRAND" fieldtype="string" WIDTH="15"/>
</FIELDS>
<PARAMS/>
</METADATA>
<ROWDATA>
<ROW BRAND="180S" STYLE="LUSH-EAR-WARMER" BARCODE="10823452061" STORE_PRICE="0.00" OH="12"/>
</ROWDATA>
</DATAPACKET>
XML;
$xml = simplexml_load_string($x);
foreach ($xml->ROWDATA->ROW as $row) {
echo "$row[BARCODE] <br />";
}