| ⇢ | A | Apc::isSupported() added | |
| ⇢ | A | Apcu::isSupported() added | |
| ⇢ | A | XCache::isSupported() added | |
| ⇢ | A | Memcached::isSupported() added | |
| ⇢ | A | None::isSupported() added | |
| ⇢ | A | Redis::isSupported() added | |
| ⇢ | A | Runtime::isSupported() added | |
| ⇢ | A | Wincache::isSupported() added | |
| ⇢ | A | File::isSupported() added | |
| B | ↗ | A | Memcached::__construct() improved |
| A | ↛ | Apcu::__construct() removed | |
| A | ↛ | Apc::__construct() removed | |
| A | ↛ | Redis::__construct() removed | |
| A | ↛ | Wincache::__construct() removed | |
| A | ↛ | XCache::__construct() removed |