Why do you think dates are immutable, and even if they are, why does it matter?

----- Original Message -----
From: Craig Earls <[EMAIL PROTECTED]>
Date: Tuesday, November 18, 2003 6:58 pm
Subject: Re: Altering Date Objects?

> Thanks, as it turns out that is what I am doing in a way.  So I have
> just wasted a lot of bandwidth. I was hoping someone was going to tell
> me I had missed something big about accessing properties in CF
> objects.  But it looks like dates really are immutable.
>
> On Tue, 18 Nov 2003 17:46:00 -0800, you wrote:
>
> >Ah, HA!
> >
> >I see three solutions, given that after submitting the second
> page you'll
> >have 4 pieces of info: a date (myDate), an hours value (hr), a
> minutes value
> >(min), and a seconds value (sec).
> >
> >1) myDate = createDate(year(myDate), month(myDate), day(myDate), hr,
> >min,sec);
> >2) myDate = dateAdd(myDate, "h", hr);
> >    myDate = dateAdd(myDate, "n", min);
> >    myDate = dateAdd(myDate, "s", sec);
> >3) myDate = parseDate(dateFormat(myDate, "mm/dd/yyyy") & "
> >#hr#:#min#:#sec#");
> >
> >I think the first is best, but thats just opinion.
> >  -----Original Message-----
> >  From: Craig Earls [EMAIL PROTECTED]
> >  Sent: Tuesday, November 18, 2003 5:22 PM
> >  To: CF-Talk
> >  Subject: Re: Altering Date Objects?
> >
> >
> >  I am talking in circles, sorry.  Let me clarify the question:  
> I am
> >  ultimately going to stick a ODBCDateTime object into a
> database, but
> >  first I have to create it.
> >
> >  My workflow is such that the user selects the date from a widget
> >  (system creates the object using createDate()). On the next
> page (this
> >  is a wizard type of thing, don't get me started) the user sets the
> >  time of a meeting.  So now I have a date object with the actual
> date>  of the meeting, and I want to set the time in that date
> object so I
> >  can feed it to createODBCDateTime and stuff it into a database.
> >
> >  On Tue, 18 Nov 2003 17:58:49 -0700, you wrote:
> >
> >  >Databases are a persistent data store, not an object store.  
> So yes,
> >you'd have to change the date somewhere and update the
> corresponding entry
> >in the database (you can do these two operations in one SQL
> statement).>  >
> >  >----- Original Message -----
> >  >From: Craig Earls <[EMAIL PROTECTED]>
> >  >Date: Tuesday, November 18, 2003 5:49 pm
> >  >Subject: Re: Altering Date Objects?
> >  >
> >  >> I thought of that, but for the sake of argument let's say I
> am storing
> >  >> a date object in my DB.  If I reschedule the meeting then I
> would like
> >  >> to just directly alter the values, not compute an offest
> then add
> >  >> them.  Their is no copy ocntructor that I can see, so I have
> been>  >> creating a new datetime object using the individual
> properties of the
> >  >> old date object. It seems clumsy.
> >  >>
> >  >> On Tue, 18 Nov 2003 16:19:29 -0800, you wrote:
> >  >>
> >  >> >just hit it with a dateAdd() and specify "h", "n", or "s"
> for the
> >  >> date part.
> >  >> >Yes, that's an "n", not an "m".  "m" is month, "n" is minute.
> >  >> >
> >  >> >  -----Original Message-----
> >  >> >  From: Craig Earls [EMAIL PROTECTED]
> >  >> >  Sent: Tuesday, November 18, 2003 4:13 PM
> >  >> >  To: CF-Talk
> >  >> >  Subject: Altering Date Objects?
> >  >> >
> >  >> >
> >  >> >  I need to allow a user to specify a time and date for a
> >  >> meeting.  I am
> >  >> >  using a calendar widget to choose the date, and a few
> >  >> comboboxes to
> >  >> >  choose the time.  This brught the following question up:
> >  >> >
> >  >> >  Suppose I create a date object with CreateDate(Year, Month,
> >  >> Day), then
> >  >> >  later want to modify the time in that date object.  How
> would I do
> >  >> >  that?  Are date objects immutable?
> >  >> >
> >  >> >
> >  >> >
> >  >>
> >  >
> >
> >
>
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