Something like this should help:
if( is_array($preferred_location) ) {
#your code goes here.
}
In article <9csden$8qu$[EMAIL PROTECTED]> you write:
>I need to check that a form entry defined as an array contains a value
>before initiating the foreach code in my script.
>
>I have my form field defined in my form as:
>
><?php
> print '
> <select name="preferred_location[]"size="3" MULTIPLE>
> <option value="Bermuda">Bermuda</option>
> <option value="California">California</option>
> <option value="Caribbean">Caribbean</option>
> <option value="Carolinas">Carolinas</option>
> <option
>value="Florida-Atlantic">Florida-Atlantic</option>
> <option value="Florida-Gulf coast">Florida-Gulf
>coast</option>
> <option value="Florida-Pan handle">Florida-Pan
>handle</option>
> <option value="Hawaii">Hawaii</option>
> <option value="Mediterranean">Mediterranean</option>
> <option value="Mexico">Mexico</option>
> <option
>value="S.Pacific/Autralia">S.Pacific/Autralia</option>
> </select>';
> ?>
>
>And my script code as:
>
> foreach ( $preferred_location as $location )
> {
> $msg .= "$location\n";
> }
>
>As long as the user selects at least one form value from the list box, the
>script processes without error. If no item is selected -- This msg is
>rcved:
>
>Warning: Non array argument supplied for foreach() in
>/usr/local/etc/httpd/htdocs/test/beaches/beaches_quote.scp.php3 on line 30
>
>
>
>
>
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