Forum Discussion
integrity check for data in a field
dear all, hi I have the following problem: I have to verify the value inserted in a field of an add form in sharepoint list. I have to verify that the data inserted is after the data inserted in...
You can (let some developer) create a so-called "Remote Event Receiver" that checks your list item to be added in an ItemAdding event. You can cancel the event if the value specified is not accepted according to your logic:
See also:
https://docs.microsoft.com/en-us/sharepoint/dev/sp-add-ins/handle-events-in-sharepoint-add-ins