A Cookie is treated as a value object. This means that if two cookie objects
have the same name and value, they will be considered equal. They are also
considered to be immutable.
<?phpuseSonsOfPHP\Component\Cookie\Cookie;$cookie=newCookie('name','value');header('Set-Cookie: '.$cookie->getHeaderValue());// OR// header('Set-Cookie: ' . (string) $cookie);// Set various attributes$cookie=$cookie->withPath('/')->withDomain('docs.sonsofphp.com');