Antw: Limit value count of multivalued attribute?

["Ulrich Windl" <Ulrich.Windl@rz.uni-regensburg.de>]

What aboput educating your users that things are not allowed just because they can be done...? Like locking such users.

>>> Ole <ole@free.de> schrieb am 31.08.2013 um 14:06 in Nachricht
<20130831140644.7c66b234.ole@free.de>:
> Hi,
> 
> i'm searching a solution to limit the number of values for multivalued
> attributes. For example, my users can wirte multivalued "mail". But
> they should set only 20 mailaddress in max, not 20.000.
> 
> Is there a way to do this with overlays?
> 
> Regards Ole