[Zope-Perl] Number of REQUEST - entrys?

[Fischer Ulrich]

Dies ist eine mehrteilige Nachricht im MIME-Format.
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Hi

I need the number of the keys in the Request object. How can i get it. I
tried:

$n = $req->$keys()->Length;

like descripted in [Zope-Perl] "getting a list of form field names"
(August 2000) but this doesn't work.

thanks

Ulrich
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Content-Type: text/x-vcard; charset=us-ascii;
 name="ulrich.fischer.vcf"
Content-Description: Karte für Fischer Ulrich
Content-Disposition: attachment;
 filename="ulrich.fischer.vcf"
Content-Transfer-Encoding: 7bit

begin:vcard 
n:Fischer;Ulrich
tel;fax:+41 41/268 38 97
tel;work:+41 41/268 38 79
x-mozilla-html:TRUE
org:RUAG Aerospace;Center Aerodynamics/TAM
adr:;;Postfach 301;Emmen;;6032;
version:2.1
email;internet:ulrich.fischer@sfwte.ch
title:Dipl.Natw.ETH
x-mozilla-cpt:;-29024
fn:Ulrich Fischer
end:vcard

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