You use multiple... So I guess as Niphold says you can't use zero... Maybe consider create some kind of popover or use comment that is there for that purpose so beside you field the user will be tell to select 4 functions...
Richard On Thu, Aug 15, 2013 at 3:26 PM, Richard Vézina <ml.richard.vez...@gmail.com > wrote: > Maybe you could use IS_IN_SET... You just have to pass you query to it on > construct a dict from the query... Refer you to this post of Anthony : > > https://groups.google.com/d/msg/web2py/QBTYaytNypU/DW2HpnT-xK0J > > > http://web2py.com/books/default/chapter/29/07/forms-and-validators#Validators > Scroll > a bit to IS_IN_SET > > You may add a choice to your set for your Zero... > > Richard > > > On Thu, Aug 15, 2013 at 3:18 PM, Annet <anneve...@googlemail.com> wrote: > >> Thank you both for your replies. >> >> >> apart from that, IS_IN_DB totally works with zero (unless multiple=True, >>> in which a zero argument kinda defeats the purpose). Are you sure that >>> you're not adding other validators to that field ? >>> >> >> This is the IS_IN_DB validator: >> >> >> db.register.navID.requires=IS_IN_DB(db(db.nav.id.belongs(WHOWEARENAVID,WHATWEDONAVID,HOWWEWORKNAVID,OPENINGHOURSNAVID,\ >> EVENTLISTNAVID,TIMETABLENAVID,COURSETABLENAVID)),'nav.id','%(name)s', >> orderby='nav.id', multiple=(1, 5)) >> >> which works as expected, accept that I cannot set zero='select 4 >> functions' >> >> >> Kind regards, >> >> Annet >> >> -- >> >> --- >> You received this message because you are subscribed to the Google Groups >> "web2py-users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to web2py+unsubscr...@googlegroups.com. >> For more options, visit https://groups.google.com/groups/opt_out. >> > > -- --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
