How to save date of few update in a cells?
Could you please supply more information about what you are trying to do thanks.
When a user modifie a data, i need to save all date of modifications.
Maybe check out Change timestamp
Yes, but i want cumulate all change date
I think you want to keep a log. Then create the fields you want to keep track of in the log table. Then add the records of the relevant table to the log table with Action and Workflow (when records change).