RE: Newb question about getting keys/values from a single array element

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> -----Original Message-----
> From: Shawn McKenzie [mailto:nospam@xxxxxxxxxxxxx] 
> Sent: Friday, October 09, 2009 5:32 AM
> To: Daevid Vincent
> Cc: php-general@xxxxxxxxxxxxx
> Subject: Re: Newb question about getting keys/values from a 
> single array element
> 
> Daevid Vincent wrote:
> > I feel like a total newb asking this, but I'm just having a 
> brain fart or
> > something...
> > 
> > I'm writing a page where I can either get back a list of items:
> > 
> > 	Array {
> > 	  [1233] => "apple",
> > 	  [6342] => "apricot",
> > 	  [2345] => "banana",
> > 	  ...
> > 	}
> > 
> > where the user then refines it by choosing one single item 
> and a single
> > element array is returned like this:
> > 
> > 	Array {
> > 	  [8575] => "peach",
> > 	}
> > 
> > How can I get this $item so I can print it like so:
> > 
> > 	echo "The ID is $id and the name is $name";
> > 
> > Normally with an array of items, I do a:
> > 
> > 	foreach ($item as $id => $name) echo...
> > 
> > But that seems overkill for this scenario.
> > 
> > The rub is that I don't know the "id", so I can't use 
> $item[0], and I also
> > don't have something like $item['name'] to use either.
> > 
> > There's got to be an easy way to extract those.  
> > 
> > 	list($id, $name) = $operator;
> > 
> > Felt like it would work for a minute (wishful thinking).
> > 
> > 
> > (I'm too embarrased to even sign my name on this one)
> > 
> 
> $a = array(8575 => 'peach');
> 
> $key = key($a);
> $value = current($a);

BRILLIANT! That's EXACTLY what I was looking for!


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