The Rule tab, which you use to create or modify validation rules, contains the following elements:
Rule—Area in which the rule to be tested is created
Display—Area in which the value to be returned to the validation report is created or modified (may differ from the value to be tested in the rule)
Update—Button to save the contents of the Rule and Display areas to the validation rule being created or modified
Cancel—Button to close Validation Editor without saving changes
