Hi Matt, yay!! It works!!
Thank you very much! Matthias Keller wrote: > > > Rao Archana (HCTM/ETA) wrote: >> Hi, >> >> I am working on date fields and have problems with the validation. I >> have referred to the link below which helped me. >> >> http://www.nabble.com/Strict-4-digit-year-for-DateTextField--td18656889. >> html >> >> >> So I have subclassed the PatternDateConverter and have set the pattern >> as, >> dateFormat = "^(\\d{1,2})/(\\d{1,2})/(\\d{4})$"; >> >> I have 2 date fields, start_date and end_date. The start_date is a >> required field and the end_date is not. >> (...) >> This works fine ie it does not allow entry of "03/03/09" or >> "03/03/-2009" >> >> BUT, the end_date becomes a required field. I have to enter the end_date >> to click 'Save'. Else it complains that an invalid date has been >> entered. >> But my end_date is not a required field. >> (...) >> > Possibly the simplest approach would be to use a regular expression that > allows an empty string like making the whole expression optional by > surrounding it with paranthesis and adding the optional operator '?' > after it. This allows the empty string OR a valid date but nothing else: > dateFormat = "^((\\d{1,2})/(\\d{1,2})/(\\d{4}))?$"; > > Matt > > -- > matthias.kel...@ergon.ch +41 44 268 83 98 > Ergon Informatik AG, Kleinstrasse 15, CH-8008 Zürich > http://www.ergon.ch > ______________________________________________________________ > e r g o n smart people - smart software > > > > > -- View this message in context: http://www.nabble.com/Wicket-Date-Field-Validation-tp24087119p24099701.html Sent from the Wicket - User mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org For additional commands, e-mail: users-h...@wicket.apache.org