>When I use foreach on a uninitialized array I get the following warning:
>Warning:  Invalid argument supplied for foreach() in 
>/www/htdocs/jc/cart/add_item.php on line 21
>I would expect foreach to treat an unitialized variable as an empty 
>array and hence do nothing. Is this the expected behaviour?

It is the expected behaviour.

If you absolute *MUST* refuse to initialize the array (BAD IDEA!) you could
set error_reporting to (E_ALL - E_NOTICE) in php.ini or using

You would be *MUCH* better off listening to those warnings and fixing your

*MUCH* better off.

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