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Re: setDate()

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On 15.12.2011 01:00, Gene Wirchenko wrote:
> Dear JavaScripters:
>
>       I have just about finished my date class.  One of the last
> consequential functions is to add/subtract days from a date.
>
>       In IE9, with Date, one can do
>            SomeDate.setDate(SomeDate.getDate()+n);
> and if there is overflow in the days of the month, the date will be
> normalised.  e.g. 2011-12-31 + 32 = 2012-02-01.
>
>       Is this behaviour that I can count on?  It seems to fail at 366
> days.
<snip>

What do you mean with "fail at 366 days"?

-- 
Jake Jarvis

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setDate() Gene Wirchenko <genew@ocis.net> - 2011-12-14 16:00 -0800
  Re: setDate() Jake Jarvis <pig_in_shoes@yahoo.com> - 2011-12-15 01:09 +0100
    Re: setDate() Gene Wirchenko <genew@ocis.net> - 2011-12-14 18:37 -0800
      Re: setDate() "Evertjan." <exjxw.hannivoort@interxnl.net> - 2011-12-15 12:23 +0000
        Re: setDate() Gene Wirchenko <genew@ocis.net> - 2011-12-15 12:11 -0800
          Re: setDate() "Evertjan." <exjxw.hannivoort@interxnl.net> - 2011-12-15 21:27 +0000
            Re: setDate() Gene Wirchenko <genew@ocis.net> - 2011-12-15 15:26 -0800
              Re: setDate() Swifty <steve.j.swift@gmail.com> - 2011-12-16 06:29 +0000
              Re: setDate() "Evertjan." <exjxw.hannivoort@interxnl.net> - 2011-12-16 08:41 +0000
  Re: setDate() Jake Jarvis <pig_in_shoes@yahoo.com> - 2011-12-15 12:28 +0100
    Re: setDate() Gene Wirchenko <genew@ocis.net> - 2011-12-15 12:12 -0800
      Re: setDate() "Evertjan." <exjxw.hannivoort@interxnl.net> - 2011-12-15 21:39 +0000
        Re: setDate() Jake Jarvis <pig_in_shoes@yahoo.com> - 2011-12-15 23:25 +0100
          Re: setDate() Jake Jarvis <pig_in_shoes@yahoo.com> - 2011-12-15 23:28 +0100
          Re: setDate() Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2011-12-17 00:04 +0100
            Re: setDate() Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2011-12-17 00:06 +0100
        Re: setDate() Swifty <steve.j.swift@gmail.com> - 2011-12-16 06:35 +0000
          Re: setDate() "Evertjan." <exjxw.hannivoort@interxnl.net> - 2011-12-16 08:29 +0000
  Re: setDate() Dr J R Stockton <reply1150@merlyn.demon.co.uk> - 2011-12-16 22:17 +0000

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