Hey Michael:
On Sun, Aug 17, 2008 at 04:49:02PM -0400, Michael B Allen wrote:
>
> Is it ok to access non-existent array elements?
It depends on how you define okay. :) You can do it. It will work
reliably, but it produces notices (if you have errors displayed or
logged). So, it's a bad practice.
> Will accessing an array element using a key that does not exist always
> return NULL?
Yes. That's the case with accessing any non-existant variable in PHP.
Enjoy,
--Dan
--
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