<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body><p><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> 空白。</p><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="5" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[5]</anchor-end> <cite xml:lang="en">RFC 7231 - Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content</cite> (<time>2014-06-07 01:55:45 +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://tools.ietf.org/html/rfc7231#section-5.5.2">https://tools.ietf.org/html/rfc7231#section-5.5.2</anchor-external></li></ul></refs></section><section><h1>文脈</h1><p><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> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">対象URL</anchor>を得たのが <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">URL</anchor> を持たないものからである場合
(例えば<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">キーボード</anchor>からの入力や<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">栞</anchor>からの選択である場合) には、
<code class="HTTP" xml:lang="en"><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Referer:</anchor></code> を含めないか、
<code class="URI" xml:lang="en"><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">about:blank</anchor></code> を指定するかのいずれかとしなければ<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:"><strong xmlns="http://www.w3.org/1999/xhtml">なりません</strong></anchor>
<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="5" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;5</anchor-internal></src>。</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 xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Chrome</anchor>
は
<code>javascript:</code>
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">URL</anchor>
を別窓で開くと、かわりに
<dfn><code>about:blank#blocked</code></dfn>
が開かれます。</p></section><section><h1>navigate</h1><p><sw-see xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:"> <anchor>初期<code xmlns="http://www.w3.org/1999/xhtml">about:blank</code>文書</anchor> </sw-see></p></section><section><h1>歴史</h1><p><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> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">WinIE</anchor>: 4+</p><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>IRC logs: freenode / #whatwg / 20100108</cite>
(<time>2010-01-10 12:05:47 +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://krijnhoetmer.nl/irc-logs/whatwg/20100108#l-210">http://krijnhoetmer.nl/irc-logs/whatwg/20100108#l-210</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">(X)HTML5 Tracking</cite>
(<time>2010-01-28 00:21:47 +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://html5.org/tools/web-apps-tracker?from=4627&amp;to=4628">http://html5.org/tools/web-apps-tracker?from=4627&amp;to=4628</anchor-external></p><p><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">Define the origin of non-initial about:blank documents · whatwg/html@baad9fd</cite>
(<time>2016-03-25 13:32:26 +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/html/commit/baad9fd10e5a49c1c72fc89426ffa2a26e0b72e4">https://github.com/whatwg/html/commit/baad9fd10e5a49c1c72fc89426ffa2a26e0b72e4</anchor-external></p><figure class="quote"><figcaption><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> <cite xml:lang="en">RFC 7807 - Problem Details for HTTP APIs</cite>
(<time>2016-04-02 09:15:58 +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://tools.ietf.org/html/rfc7807#section-4.2">https://tools.ietf.org/html/rfc7807#section-4.2</anchor-external></figcaption><blockquote><p>The &quot;about:blank&quot; URI <strong>[</strong>RFC6694<strong>]</strong>, when used as a problem type,</p><p>indicates that the problem has no additional semantics beyond that of</p><p>the HTTP status code.</p><p>When &quot;about:blank&quot; is used, the title SHOULD be the same as the</p><p>recommended HTTP status phrase for that code (e.g., &quot;Not Found&quot; for</p><p>404, and so on), although it MAY be localized to suit client</p><p>preferences (expressed with the Accept-Language request header).</p><p>Please note that according to how the &quot;type&quot; member is defined</p><p>(Section 3.1), the &quot;about:blank&quot; URI is the default value for that</p><p>member.  Consequently, any problem details object not carrying an</p><p>explicit &quot;type&quot; member implicitly uses this URI.</p></blockquote></figure><p><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">Stop treating about URLs as same-origin</cite>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">annevk</anchor>著, <time>2016-09-14 22:34:34 +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/fetch/commit/72fc2e787be663f5bc39c88665dd3c356abbca0f">https://github.com/whatwg/fetch/commit/72fc2e787be663f5bc39c88665dd3c356abbca0f</anchor-external></p><p><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">The Joy of about:blank</cite>
( (<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Henri Sivonen</anchor> 著, <time>2011-03-03 00:41:23 +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://hsivonen.iki.fi/about-blank/">http://hsivonen.iki.fi/about-blank/</anchor-external></p><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> <cite xml:lang="en">Web Applications 1.0 r8319     Make the default about:blank doc have a &lt;head&gt;</cite>
( (<time>2013-12-03 05:22:00 +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://html5.org/tools/web-apps-tracker?from=8318&amp;to=8319">http://html5.org/tools/web-apps-tracker?from=8318&amp;to=8319</anchor-external></p><p><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> <cite xml:lang="en">Make status message default to the empty byte sequence</cite>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">annevk</anchor>著, <time>2018-04-25 01:21:13 +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/fetch/commit/0dec453f642c1fe57e6e7627c9a66cf7f8b8394d">https://github.com/whatwg/fetch/commit/0dec453f642c1fe57e6e7627c9a66cf7f8b8394d</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 xml:lang="en">380383 - <strong>[</strong>FIX<strong>]</strong>about:blank encoding is not consistent</cite>
(<time>2018-05-03 11:10:05 +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://bugzilla.mozilla.org/show_bug.cgi?id=380383">https://bugzilla.mozilla.org/show_bug.cgi?id=380383</anchor-external></p></section></body></html>