| /// This is an encoding for Russian from [RFC 1489](https://tools.ietf.org/html/rfc1489). | |
| /// | |
| /// [Index visualization](https://encoding.spec.whatwg.org/koi8-r.html), | |
| /// [Visualization of BMP coverage](https://encoding.spec.whatwg.org/koi8-r-bmp.html) | |
| /// | |
| /// This encoding matches the Windows code page 20866. |