https://2ch.me/w/index.php?action=history&feed=atom&title=%E3%83%86%E3%83%B3%E3%83%97%E3%83%AC%E3%83%BC%E3%83%88%3AGregorian_serial_date 2026-10-03T19:33:31Z このウィキのこのページに関する変更履歴 MediaWiki 1.44.3 https://2ch.me/w/index.php?title=%E3%83%86%E3%83%B3%E3%83%97%E3%83%AC%E3%83%BC%E3%83%88:Gregorian_serial_date&diff=1976&oldid=prev 2015-04-20T03:58:00Z

<p>ページの作成:「{{#expr: &lt;!--Days from all years past:--&gt; + (({{{year|{{CURRENTYEAR}}}}} - 1) * 365) + ((({{{year|{{CURRENTYEAR}}}}} - 1) - (({{{year|{{CURRENTY...」</p> <p><b>新規ページ</b></p><div>{{#expr: <br /> &lt;!--Days from all years past:--&gt;<br /> <br /> + (({{{year|{{CURRENTYEAR}}}}} - 1) * 365)<br /> + ((({{{year|{{CURRENTYEAR}}}}} - 1) - (({{{year|{{CURRENTYEAR}}}}} - 1) mod 4)) / 4) &lt;!--add a day for every leap--&gt;<br /> - ((({{{year|{{CURRENTYEAR}}}}} - 1) - (({{{year|{{CURRENTYEAR}}}}} - 1) mod 100)) / 100) &lt;!--subtract 100 year exception--&gt;<br /> + ((({{{year|{{CURRENTYEAR}}}}} - 1) - (({{{year|{{CURRENTYEAR}}}}} - 1) mod 400)) / 400) &lt;!--readd 400 year exception--&gt;<br /> <br /> &lt;!--Days so far this year:--&gt;<br /> <br /> + {{ #ifexpr: &lt;!--add days for past months this year--&gt; &lt;!--Gives 1 or 2 extra days because of February--&gt;<br /> ({{{month|{{CURRENTMONTH}}}}} - 1) &lt; 8 <br /> | ( ({{{month|{{CURRENTMONTH}}}}} - 1) * 30.5 round 0) <br /> | ( ({{{month|{{CURRENTMONTH}}}}} - 1) * 30.5 + 0.9 round 0 ) <br /> }} <br /> - {{ #ifexpr: ({{{month|{{CURRENTMONTH}}}}} &lt;= 2) | 0 | <br /> {{ #ifexpr: &lt;!-- if leap year --&gt;<br /> ({{{year|{{CURRENTYEAR}}}}} / 4) = ({{{year|{{CURRENTYEAR}}}}} / 4 round 0) &lt;!--If divisible by 4--&gt;<br /> and ({{{year|{{CURRENTYEAR}}}}} / 100 != {{{year|{{CURRENTYEAR}}}}} / 100 round 0) &lt;!--and not by 100--&gt;<br /> | 1 | 2 <br /> }}<br /> }}<br /> + {{ #ifexpr: ({{{month|{{CURRENTMONTH}}}}} &lt;= 2) | 0 |<br /> {{ #ifexpr: &lt;!--400 year exception--&gt;<br /> ({{{year|{{CURRENTYEAR}}}}} / 400) = ({{{year|{{CURRENTYEAR}}}}} / 400 round 0) <br /> | 1 | 0 <br /> }}<br /> }} <br /> + {{{day|{{CURRENTDAY}}}}}<br /> }}{{#ifexpr: {{{year|{{CURRENTYEAR}}}}} &lt; 1 |<br /> _ERROR - Can not handle dates before January 1, 1 A.D.<br /> }}</div>

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