On Sat, 2009-10-24 at 06:57 -0400, Ron Piggott wrote:

> The following line gives me an error message when there aren't any
> values in the array --- how do I accommodate this?
> Warning: Invalid argument supplied for foreach()
> foreach ($_SESSION['order'] AS $key => $value ) { 

Do an isset() on $_SESSION['order'] first to determine if the variable
even exists, then do is_array() to determine if it's an array or not
before trying to iterate it. My guess is that $_SESSION['order'] isn't
an array all the time.


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