[1] Change how getAllResponseHeaders() sorts (annevk著, 2019-08-09 17:10:17 +09:00) https://github.com/whatwg/xhr/commit/985f2f7a6de02dce42e157e02e9bb540d2750edc

[2] Sort headers as if ASCII-uppercased · Issue #248 · whatwg/xhr (2020-07-13 13:56:07 +09:00) https://github.com/whatwg/xhr/issues/248

[3] Change how getAllResponseHeaders() sorts by annevk · Pull Request #249 · whatwg/xhr (2020-07-13 13:56:12 +09:00) https://github.com/whatwg/xhr/pull/249