Populating a field based on another

[Ste4en]

How do i go about this.

I want to check a box is_assigned and have field assigned_date be updated to be a date (which will be set in another period_date field).

Thanks

 

[jrjr]

If Checkbox = -1 Then
Textbox = Date()
Else
Textbox= ""
End If

 

[Ste4en]

Thank you.