public function getCustomerId($email, $websiteId)
    {
        // lazy loading
        $this->load();

        if (isset($this->_customerIds[$email][$websiteId])) {
            return $this->_customerIds[$email][$websiteId];
        }

        return false;
    }
public function getCustomerId($email, $websiteId)
    {
        // lazy loading
        $this->load();

        if (isset($this->_customerIds[$email][$websiteId])) {
            return $this->_customerIds[$email][$websiteId];
        }

        return false;
    }
public function getCustomerId ( $ email , $ websiteId ) { // lazy loading $ this -> load ( ) ; if ( isset ( $ this -> _customerIds [ $ email ] [ $ websiteId ] ) ) { return $ this -> _customerIds [ $ email ] [ $ websiteId ] ; } return false ; }
Get customer id

@param string $email
@param int $websiteId
@return bool|int
Get customer id