Rule to match blank value › Forums › Dynamic Forms for SharePoint › Rule to match blank value This topic contains 3 replies, has 2 voices, and was last updated by Benjamin Hawcroft 4 years, 11 months ago. Author Posts September 23, 2014 at 21:01 #6249 Benjamin HawcroftParticipant When setting a trigger rule, what syntax should be used to match a null or blank value ? I have tried alt 0129 and “” but neither of these seem to work. September 23, 2014 at 21:02 #6250 Benjamin HawcroftParticipant Ah ha ! I just worked it out by adding a | 🙂 September 23, 2014 at 22:20 #6254 Alexander BautzKeymaster The pipe will actually match the “two values” [blank] and [blank] You are supposed to leave the “This value” field empty to compare with “null” or “blank” – did you try that? Alexander September 26, 2014 at 17:20 #6276 Benjamin HawcroftParticipant I thought I had but it may have been lost due to other issues with my rules. Thanks for the confirmation ! Author Posts You must be logged in to reply to this topic.