src/Header/Part/AddressGroupPart.php
public function getAddress($index)
    {
        if (!isset($this->addresses[$index])) {
            return null;
        }
        return $this->addresses[$index];
    }
public function getAddress($index)
    {
        if (!isset($this->addresses[$index])) {
            return null;
        }
        return $this->addresses[$index];
    }
public function getAddress ( $ index ) { if ( ! isset ( $ this -> addresses [ $ index ] ) ) { return null ; } return $ this -> addresses [ $ index ] ; }
Returns the AddressPart at the passed index or null.

@param int $index
@return Address
Returns the AddressPart at the passed index or null .