[1] Allow Range header to be set by APIs (jakearchibald著, ) <https://github.com/whatwg/fetch/commit/819d8c9d6617986a831ecd9cf21c34ba9589a890>
[2] Handling Partial Content / 206 · Issue #144 · whatwg/fetch () <https://github.com/whatwg/fetch/issues/144>
[3] Allow range header to be set by APIs by jakearchibald · Pull Request #560 · whatwg/fetch () <https://github.com/whatwg/fetch/pull/560>
[4] Allow range header to be set by APIs by jakearchibald · Pull Request #560 · whatwg/fetch () <https://github.com/whatwg/fetch/pull/560>