> if(undef %fdat) {

This will undef the content of %fdat so it will always be empty!!!

To test if a variable is defined used defined($foo), but you can't ask  for
a hash or a array if it's defined, you only could ask if it contains any
keys, so you need to write:

if (keys %fdat == 0) {

>    print "<b>%fdat undef</b>",br;
> } else {
>    print "<b>%fdat def</b>",br;
>    while (($a,$b) = each %fdat) {
>        print "$a => $b";
>    }}

Does it print out %fdat now?

Gerald

-------------------------------------------------------------
Gerald Richter    ecos electronic communication services gmbh
Internetconnect * Webserver/-design/-datenbanken * Consulting

Post:       Tulpenstrasse 5         D-55276 Dienheim b. Mainz
E-Mail:     [EMAIL PROTECTED]         Voice:    +49 6133 925131
WWW:        http://www.ecos.de      Fax:      +49 6133 925152
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