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@supermethod
Created April 11, 2011 11:56
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Format SimpleXML xml output
$doc = new DOMDocument('1.0');
$doc->preserveWhiteSpace = false;
@$doc->loadXML( $xml->asXML() );
$doc->formatOutput = true;
//return as string
return $doc->saveXML();
//save as file
//return $doc->save('data.xml');
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