On Mon, Aug 18, 2008 at 01:09:18PM -0400, Kenneth Downs wrote:
> David Mintz wrote:
> >On Mon, Aug 18, 2008 at 8:51 AM, Kenneth Downs <[EMAIL PROTECTED]
> ><mailto:[EMAIL PROTECTED]>> wrote:
> >
> > function a(&$array, $key,$default='') {
> >
> >Does using an array reference &$array buy you anything in this instance?
>
> The basic idea is you don't know how big the array is and you don't want
> to pass anything more than you want to.
PHP functions always act on a pointer/reference of the input value UNTIL
you write to it. So, in this case, making $array a reference buys you
nothing. I don't know if it penalizes you, though.
--Dan
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