| ⇢ | A | UnavailableAfter added | |
| A | ↛ | UnavailableAfter removed |
| ⇢ | A | UnavailableAfter::getValue() added | |
| ⇢ | A | UnavailableAfter::__construct() added | |
| ⇢ | A | UnavailableAfter::getDirective() added | |
| ⇢ | A | UnavailableAfter::getMeaning() added | |
| A | ↛ | UnavailableAfter::getValue() removed | |
| A | ↛ | UnavailableAfter::getDirective() removed | |
| A | ↛ | UnavailableAfter::__construct() removed | |
| A | ↛ | UnavailableAfter::getMeaning() removed |