Re: Multiple Select And Javascript Issue - AMMENDED TO ARRAY QUESTION
| From: | Michael Cartmel | Date: | Fri, 25 Aug 2000 06:11:47 +0000 |
| Subject: | Re: Multiple Select And Javascript Issue - AMMENDED TO ARRAY QUESTION | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-13594@lists.php.net to get a copy of this message | ||
I'd do it by assigning them to an array first an then attaching the array to
the form.
eg. "$list[0] = 'testing'; $list[1]='testing again';" etc...
then do "document.formName.['items[]'].value = $list;".
-mic
----- Original Message -----
From: "Grant Walters" <Grant.Walters@walters.co.nz>
To: <php-general@lists.php.net>
Sent: Friday, August 25, 2000 4:07 PM
Subject: RE: [PHP] Multiple Select And Javascript Issue - AMMENDED TO ARRAY
QUESTION
> > > >> > Scenario as follows:
> > > >> >
> > > >> > SELECT with MULTIPLE options is being built by Javascript code
> > > >> that won't
> > > >> > accept a variable name like "items[]" so it fills a field
> > > >> called "items".
> > > >> >
> > > >> > This is'nt too bad as I can work around it with a hidden field.
> > > >> >
> > > >> > The problem is that PHP doesn't populate HTTP_POST_VARS with the
> > entries
> > > >> > from "items" unless they are acutally selected.
> > > >> >
> > > >> > Can I get PHP to return all values from the SELECT
> > MULTIPLE variable?
> > > >> >
> > > >> Maybe this is relevant?
> > > >> http://au.php.net:81/FAQ.php/#7.14
> > > >>
> > > >
> > > > The bit about the [] is. I managed to suss that one myself.
> > My problem
> > is
> > > > still that PHP seems to only propagate the values if all of the
values
> > are
> > > > selected. Or is it the Browser? not passing them.
> > > >
> > > > I need to obtain all the values in the select list whether they are
> > selected
> > > > or not.
> > > >
> > > > Regards
> > >
> > > It's not so much that PHP propagates them as they are only sent if
set.
> > > The data might well come from a form that is pure html and not parsed
by
> > > php. If you need the values of all the options, you may need to pass
> > > them another way - hidden field, perhaps or could you keep them in a
> > > database and do a lookup as required?
> > >
> >
> > I don't think PHP has anything to do with the form values being sent,
it's
> > just the browser that doesn't send them. I'd say the option
> > mentioned below
> > of using a hidden field and an array to pass the values on to PHP.
> >
>
> I have hit a snag anyway as I tried the following:
>
> I created a second SELECT group that is updated with the selected option
set
> to true. Works beuatifully except you can't hide a SELECT input field.
> So...
>
> I now have a INPUT HIDDEN field called "items[]" which I populate with
all
> of the options from the SELECT list (more later).
>
> This is good except for one thing. While PHP decides that the variable is
> an array because of the [], it contains only one element with all of the
> options, so...
>
> When I build the string for the field, is there a terminator I can use to
> trick PHP into recognising it as the end of an array element?
>
> Such as document.formName.['items[]'].value = "0\nfirst item\n1\nsecond
> item\n3\nthird item\n"
>
> In the mean time I'll just modify the code to "explode" the values.
>
> Regards
>
> GRANT WALTERS
> Walters & Associates, P O Box 13-043, Johnsonville, Wellington, New
Zealand
> Phone: +64 4 4765175 CellPhone: 025 488265
>
>
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