| ⇢ | A | FlashMiddleware added | 
| ⇢ | A | FlashMiddleware::handle() added | |
| ⇢ | A | Flash::validateStore() added | |
| ⇢ | A | Flash::setStore() added | |
| ⇢ | A | Flash::addToRequest() added | |
| ⇢ | A | Flash::clearFromRequest() added | |
| ⇢ | A | Router::getMiddlewarePriority() added | |
| ⇢ | A | Router::sortMiddleware() added | |
| ⇢ | A | Flash::shift() added | |
| ⇢ | A | Flash::save() added | |
| ⇢ | A | Flash::getFromRequest() added | |
| ⋮ | view more | ||
| A | ↘ | B | FlashServiceProvider::register() got worse | 
| A | ↘ | B | RoutingServiceProvider::register() got worse | 
| A | ↛ | Flash::validateStorage() removed | |
| A | ↛ | Flash::setStorage() removed | |
| A | ↛ | Flash::peek() removed | |
| A | ↛ | OldInput::store() removed | |
| A | ↛ | Flash::isValidStorage() removed | |
| A | ↛ | Flash::getStorage() removed | |
| A | ↛ | OldInput::all() removed | |