Thanks Clemens this worked: * Field('id_number', requires = IS_MATCH('^\d{9}?$', error_message='An ID Number should have exactly 9 digits')), *
On Wednesday, December 8, 2021 at 9:41:45 PM UTC+2 Clemens wrote: > The right link to the chapter in the web2py documentation is: > http://web2py.com/books/default/chapter/29/07/forms-and-validators#IS_MATCH > > On Wednesday, December 8, 2021 at 8:35:17 PM UTC+1 Clemens wrote: > >> I didn't test it, but this should do the job: >> requires = IS_MATCH('^\w{1,9}$', error_message='must be 1 to 9 >> characters/digits') >> >> For further information about validators with regular expressions have a >> look here: >> http://web2py.com/book/default/chapter/07?search=formstyle#IS_MATCH >> >> On Wednesday, December 8, 2021 at 8:23:01 PM UTC+1 mostwanted wrote: >> >>> Is there a validator that could be used to limit the number of values >>> that could be submitted in a form field? I want users to input their ID >>> numbers but they cant be more than 9 characters, how do i achieve this? >>> >> -- Resources: - http://web2py.com - http://web2py.com/book (Documentation) - http://github.com/web2py/web2py (Source code) - https://code.google.com/p/web2py/issues/list (Report Issues) --- 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. To view this discussion on the web visit https://groups.google.com/d/msgid/web2py/8da7b091-3719-4152-af0e-61813220bd3cn%40googlegroups.com.