// Create the soap client
$client = new SoapClient(
"http://www.ibanbic.be/IBANBIC.asmx?WSDL"
);
// Create the function arguments
$args = array('Value' => $this->number);
// Call the function
$result = array();
$result['bank'] = (array) $client->BBANtoBANKNAME($args);
$result['iban'] = (array) $client->BBANtoIBAN($args);
$result['bic'] = (array) $client->BBANtoBIC($args);
// Clean up the result
$result['bank'] = $result['bank']['BBANtoBANKNAMEResult'];
$result['iban'] = $result['iban']['BBANtoIBANResult'];
$result['bic'] = $result['bic']['BBANtoBICResult'];