Hi Ed I suggest you try https://www.mediawiki.org/wiki/Extension:Semantic_Forms_Inputs#Regular_expr… Works fine for me :) Regards, Tobias -- If this email is rather brief, it is not meant to be impolite but to respect your time. http://five.sentenc.es No trees were killed to send this message, but a large number of electrons were terribly inconvenienced University of Paderborn Zentrum IMT Warburger Straße 100 33098 Paderborn Office: N5.341 Phone: 05251/60-2194 Internet: http://imt.uni-paderborn.de -----Ursprüngliche Nachricht----- Von: MediaWiki-l [mailto:mediawiki-l-bounces@lists.wikimedia.org] Im Auftrag von Ed Gesendet: Montag, 16. November 2015 04:38 An: MediaWiki announcements and site admin list Betreff: [MediaWiki-l] [Semantic Forms] How can we validate user input? Hi everyone, Is there a preferred way to validate user input on the client side. Things such as numerical ranges, pattern matching, upc or ean validity, url being form a particular domain, birth date earlier than death date, etc.? Thanks! _______________________________________________ MediaWiki-l mailing list To unsubscribe, go to: https://lists.wikimedia.org/mailman/listinfo/mediawiki-l