Renderer/SerializableAddressAdapter.php
public function getStreetAddressLine($lineNumber)
    {
        $lines = $this->getStreetAddressLines();
        if (!isset($lines[$lineNumber-1])) {
            return null;
        }

        return $lines[$lineNumber-1];
    }
public function getStreetAddressLine($lineNumber)
    {
        $lines = $this->getStreetAddressLines();
        if (!isset($lines[$lineNumber-1])) {
            return null;
        }

        return $lines[$lineNumber-1];
    }
public function getStreetAddressLine ( $ lineNumber ) { $ lines = $ this -> getStreetAddressLines ( ) ; if ( ! isset ( $ lines [ $ lineNumber - 1 ] ) ) { return null ; } return $ lines [ $ lineNumber - 1 ] ; }
Gets the numbered address line, counting from one.  If there is no address line for provided number, return null.

@param  int $lineNumber
@return string|null
Gets the numbered address line counting from one . If there is no address line for provided number return null .