function readOnly(count){ }
Starting November 20, the site will be set to read-only. On December 4, 2023,
forum discussions will move to the Trailblazer Community.
+ Start a Discussion
Niya AdminNiya Admin 

New field

Hello all,

I have a checkbox field and I want to add a new field derived of date when the checkbox is "marked". 

Thank you for your help.

This can be done with a workflow field update. The rule criteria will be something like:

AND(ISCHANGED( fieldName__c ), fieldName__c = true)

The field update formula will be: