public function getDocumentation()
    {
        $documentation = null;
        $documentationNodes = $this->element->getElementsByTagName('documentation');
        if ($documentationNodes->length > 0) {
            $documentation = $documentationNodes->item(0)->nodeValue;
        }
        return $documentation;
    }
public function getDocumentation()
    {
        $documentation = null;
        $documentationNodes = $this->element->getElementsByTagName('documentation');
        if ($documentationNodes->length > 0) {
            $documentation = $documentationNodes->item(0)->nodeValue;
        }
        return $documentation;
    }
public function getDocumentation ( ) { $ documentation = null ; $ documentationNodes = $ this -> element -> getElementsByTagName ( 'documentation' ) ; if ( $ documentationNodes -> length > 0 ) { $ documentation = $ documentationNodes -> item ( 0 ) -> nodeValue ; } return $ documentation ; }
Retrieves the documentation for the node.

@return string The documentation.
Retrieves the documentation for the node .