Posted by Janwillem Borleffs on 01/15/06 15:13

lwoods wrote:
> I want to echo the value of key 'a' by indirectly referencing it via
> the variable $y. The above is NOT correct, I know.
>
> How do I indirectly reference a variable in PHP?
>

The technique is called 'Variable variables' and looks like this:

$x=array('a'=>'ant','b'=>'boat');
$s='a';
$y='s'; // Removed the dollar sign
echo $x[$$y];


JW

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