Re: [PHP] populate form input option dropdown box from existingdata

tedd wrote:
> At 6:09 PM -0400 6/15/09, PJ wrote:
>> I am having difficulties figuring out how enter retrieved data into a
>> dropdown box for editing. Here's a snippet:
>> ...snip
>> <select name="categoriesIN[]" multiple size="8">
>>         <option value="1">Civilization</option>
>>         <option value="2">Monuments, Temples &amp; Tombs</option>
>>         <option value="3">Pharaohs and Queens</option>... snip
>>
>> As I understand it, I need to put an array ( $categoriesIN[] ) somewhere
>> in the above code... or do I need to insert a series of value "selected"
>> fields for the values?
>> The closest thing to what I need, seems to be in this post:
>> http://www.hpfreaks.com/forums/index.php?topic=165215
>> But it doesn't appear too inviting... not sure if they ever got it to
>> work...
> 
> Think about it. A Select control returns *one* value and not an array.
> As such you don't need to provide an array to collect a single value.
> 
> Here's the solution:
> 
> HTML
> 
> <select name="categories" >
>    <option value="1">Civilization</option>
>    <option value="2">Monuments, Temples &amp; Tombs</option>
>    <option value="3">Pharaohs and Queens</option>
> </select>
> 
> PHP
> 
> $category = $_POST['categories'];
> 
> The variable $category will contain 1, 2, or 3 after a post form submit.
> 
> Try it.
> 
> The reference/link you cite above is for a dynamic select control that
> incorporates javascript to populate the second select control. It's not
> a simple select.
> 
> If you are looking to understand what basic html does, try this:
> 
> http://www.htmlcodetutorial.com/
> 
> I often use this site to refresh my failing memory about html stuff.
> 
> Cheers,
> 
> tedd
> 

He has a multiple select, so the select has to be an array or you just
get one value even if more than one was selected (you just get the last
one).

-- 
Thanks!
-Shawn
http://www.spidean.com