<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body><section><h1>仕様書</h1><refs xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:"><ul xmlns="http://www.w3.org/1999/xhtml"><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="10" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[10]</anchor-end> <cite xml:lang="en">URL Standard</cite> (<time>2016-02-15 18:33:32 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://url.spec.whatwg.org/#ascii-lowercase">https://url.spec.whatwg.org/#ascii-lowercase</anchor-external></li><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="1" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[1]</anchor-end> <cite xml:lang="en-US">Cross-Origin Resource Sharing</cite> (<time>2012-03-01 14:59:15 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://dvcs.w3.org/hg/cors/raw-file/tip/Overview.html#converted-to-ascii-lowercase">http://dvcs.w3.org/hg/cors/raw-file/tip/Overview.html#converted-to-ascii-lowercase</anchor-external></li><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="2" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[2]</anchor-end> <cite xml:lang="en">RFC 6455 - The WebSocket Protocol</cite> (<time>2015-03-11 20:42:50 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://tools.ietf.org/html/rfc6455#section-2.1">http://tools.ietf.org/html/rfc6455#section-2.1</anchor-external></li></ul></refs></section><section><h1>写像</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="11" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[11]</anchor-end> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">文字列</anchor><var>文字列</var>の<dfn><rubyb xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">ASCII小文字化<rt xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">ASCII lowercase</rt></rubyb></dfn>は、
<var>文字列</var>に含まれる<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">範囲</anchor> [ <code class="char">U+0041</code>, <code class="char">U+005A</code> ] 
の<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">符号位置</anchor>をすべて<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">範囲</anchor>
[ <code class="char">U+0061</code>, <code class="char">U+007A</code> ]
の対応する<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">符号位置</anchor>で置き換えることをいいます <src xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:10:"><anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="10" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;10</anchor-internal></src>。</p><comment-p xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:10:"><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="12" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[12]</anchor-end> ここで「対応する」は明確に定義されていませんが、<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">符号位置</anchor>に 0x20
を加えることをいいます。</comment-p><refs xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:"><ul xmlns="http://www.w3.org/1999/xhtml"><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="9" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[9]</anchor-end> <cite xml:lang="en">Character mapping &quot;irc:ascii-lowercase&quot;</cite> (<time>2016-02-29 16:22:57 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://chars.suikawiki.org/map/irc%3Aascii-lowercase">https://chars.suikawiki.org/map/irc%3Aascii-lowercase</anchor-external></li><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="5" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[5]</anchor-end> <cite xml:lang="en">Character mapping &quot;url:ASCII-lowercase&quot;</cite> (<time>2016-02-29 16:19:36 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://chars.suikawiki.org/map/url%3AASCII-lowercase">https://chars.suikawiki.org/map/url%3AASCII-lowercase</anchor-external></li><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="6" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[6]</anchor-end> <cite xml:lang="en">Character mapping &quot;dom:to-ASCII-lowercase&quot;</cite> (<time>2016-02-29 16:20:12 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://chars.suikawiki.org/map/dom%3Ato-ASCII-lowercase">https://chars.suikawiki.org/map/dom%3Ato-ASCII-lowercase</anchor-external></li><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="7" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[7]</anchor-end> <cite xml:lang="en">Character mapping &quot;html:to-ASCII-lowercase&quot;</cite> (<time>2016-02-29 16:20:34 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://chars.suikawiki.org/map/html%3Ato-ASCII-lowercase">https://chars.suikawiki.org/map/html%3Ato-ASCII-lowercase</anchor-external></li></ul></refs></section><section><h1>関連</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="8" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[8]</anchor-end> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">ASCII大文字に変換</anchor>は逆方向の<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">写像</anchor>です。</p></section><section><h1>歴史</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="3" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[3]</anchor-end> <cite xml:lang="en">Define ASCII lowercase and use it. Fixes #42. · whatwg/url@b6b7431</cite>
(<time>2015-08-15 11:27:21 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/whatwg/url/commit/b6b7431d4c9c9fed7b79e1e7917b2ec7b65bff90">https://github.com/whatwg/url/commit/b6b7431d4c9c9fed7b79e1e7917b2ec7b65bff90</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="4" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[4]</anchor-end> <cite xml:lang="en">URL Standard</cite>
(<time>2015-08-15 01:54:41 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://url.spec.whatwg.org/#ascii-lowercase">https://url.spec.whatwg.org/#ascii-lowercase</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="13" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[13]</anchor-end> <cite>MIME Sniffing Standard</cite> (<time>2016-03-05 01:29:10 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://mimesniff.spec.whatwg.org/#converted-to-ascii-lowercase">https://mimesniff.spec.whatwg.org/#converted-to-ascii-lowercase</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="14" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[14]</anchor-end> <anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="13" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;13</anchor-internal> は <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">HTML Standard</anchor> を参照しています。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="15" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[15]</anchor-end> <cite xml:lang="en">Editorial: start using the Infra Standard</cite>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">annevk</anchor>著, <time>2016-11-18 20:21:54 +09:00</time>)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/whatwg/encoding/commit/a26f76889bf393999e9caad84a3647ab09c39e09">https://github.com/whatwg/encoding/commit/a26f76889bf393999e9caad84a3647ab09c39e09</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="16" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[16]</anchor-end> <cite xml:lang="en">Editorial: leave ASCII case-insensitive to Infra</cite>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">annevk</anchor>著, <time>2016-11-18 20:39:03 +09:00</time>)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/whatwg/html/commit/5f3f27bfdf0e0139f6cf5f22508f37710d917c00">https://github.com/whatwg/html/commit/5f3f27bfdf0e0139f6cf5f22508f37710d917c00</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="17" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[17]</anchor-end> <cite xml:lang="en">Editorial: make use of the Infra Standard</cite>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">annevk</anchor>著, <time>2016-11-18 20:06:36 +09:00</time>)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/whatwg/dom/commit/bb2890beed2be14d2f7633ec89e2bbb88ec7fdcd">https://github.com/whatwg/dom/commit/bb2890beed2be14d2f7633ec89e2bbb88ec7fdcd</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="18" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[18]</anchor-end> <cite xml:lang="en">Editorial: start using the Infra Standard</cite>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">annevk</anchor>著, <time>2016-11-21 20:23:59 +09:00</time>)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/whatwg/url/commit/9001b9be7475fdf4a7a2757b5417aa4a9f06b3b6">https://github.com/whatwg/url/commit/9001b9be7475fdf4a7a2757b5417aa4a9f06b3b6</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="19" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[19]</anchor-end> <cite xml:lang="en">Breaking: adjust some code point definitions</cite>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">annevk</anchor>著, <time>2016-11-30 22:17:47 +09:00</time>)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/whatwg/infra/commit/aa38c291fc978252751a9c9942c382e879d0985e">https://github.com/whatwg/infra/commit/aa38c291fc978252751a9c9942c382e879d0985e</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="20" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[20]</anchor-end> <cite xml:lang="en">Regression: fix the definition of ASCII lower/upper alpha</cite>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">xfq</anchor>著, <time>2017-01-10 22:06:06 +09:00</time>)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/whatwg/infra/commit/18bddb5fc16f0c43fc0d351d0ce9e23327d59d4d">https://github.com/whatwg/infra/commit/18bddb5fc16f0c43fc0d351d0ce9e23327d59d4d</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="21" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[21]</anchor-end> <cite xml:lang="en">Breaking: stop treating alpha and alphanumeric as mass nouns</cite>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">annevk</anchor>著, <time>2017-02-04 03:52:58 +09:00</time>)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/whatwg/infra/commit/4707bf7b3d8b5b6314ee3dabd29856011eebbb00">https://github.com/whatwg/infra/commit/4707bf7b3d8b5b6314ee3dabd29856011eebbb00</anchor-external></p></section></body></html>