protected function parseStatementNumber()
    {
        $results = [];
        if (preg_match('/:28C?:(.*)/', $this->getCurrentStatementData(), $results)
            && !empty($results[1])
        ) {
            return trim($results[1]);
        }

        return '';
    }
protected function parseStatementNumber()
    {
        $results = [];
        if (preg_match('/:28C?:(.*)/', $this->getCurrentStatementData(), $results)
            && !empty($results[1])
        ) {
            return trim($results[1]);
        }

        return '';
    }
protected function parseStatementNumber ( ) { $ results = [ ] ; if ( preg_match ( '/:28C?:(.*)/' , $ this -> getCurrentStatementData ( ) , $ results ) && ! empty ( $ results [ 1 ] ) ) { return trim ( $ results [ 1 ] ) ; } return '' ; }
uses the 28C field to determine the statement number.

@return string
uses the 28C field to determine the statement number .