* 仕様書

[REFS[
- [1] [CITE@en[URL Standard]] ([TIME[2016-03-08 02:00:58 +09:00]] 版) <https://url.spec.whatwg.org/#simple-encode-set>
]REFS]

* 文字の一覧

[REFS[
- [2] [CITE@en[Character set "simple encode set"]] ([TIME[2016-03-08 21:12:43 +09:00]] 版) <https://chars.suikawiki.org/set/%24url%3Asimple-encode-set>
]REFS]

* 文脈

[4] 次の場面で使われます。
[FIG(short list)[
- [[URL構文解析器]]
-- 階層構造のない[[パス]]
-- [[素片識別子]]
]FIG]

* 歴史

[3] [CITE@en[Percent encode fragments too]]
([[annevk]]著, [TIME[2016-12-10 02:43:08 +09:00]])
<https://github.com/whatwg/url/commit/373dbedbbf0596f723ce8a195923da98b698aeb0>

[5] [CITE@en[Editorial: use specific names for encode sets]]
([[annevk]]著, [TIME[2017-02-14 17:11:45 +09:00]])
<https://github.com/whatwg/url/commit/1d69a774bab856651e0d792e825a976056aeaf59>