<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body><section><h1>関連</h1><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> 他に <code class="JS" xml:lang="en">new Date</code> や <code class="JS" xml:lang="en">Performance.now</code> があります。</p></section><section><h1>歴史</h1><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>
<code class="JS" xml:lang="en"><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Date</anchor>.<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">now</anchor> ()</code> って <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Gecko</anchor> 拡張だったのか・・・。どうりで <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Opera</anchor> で動かないわけだ。</p><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> <cite>+new Date を Date.now() に差し替えると200~500% 高速化も - latest log</cite>
(<time>2009-12-23 14:28:16 +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://d.hatena.ne.jp/uupaa/20091223/1261528727">http://d.hatena.ne.jp/uupaa/20091223/1261528727</anchor-external></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 / 20110519</cite>
( (<time>2011-05-21 16:05:45 +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="http://krijnhoetmer.nl/irc-logs/whatwg/20110519">http://krijnhoetmer.nl/irc-logs/whatwg/20110519</anchor-external></p><p><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>Node.js-v0.10.28でDate.now()が爆速になった - ぼちぼち日記</cite>
( (<time>2014-05-09 02:03:29 +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://d.hatena.ne.jp/jovi0608/20140508/1399522587">http://d.hatena.ne.jp/jovi0608/20140508/1399522587</anchor-external></p><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> <cite xml:lang="ja">requestAnimationFrame and Date.now in WebKit - latest log</cite>
(<time>2015-05-02 00:08:09 +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://uupaa.hatenablog.com/entry/2015/03/03/223344">http://uupaa.hatenablog.com/entry/2015/03/03/223344</anchor-external></p></section></body></html>