Example of SIMPLE FIELD form.maybenull=true and optional/required/default ALL CASES (when required then maybenull=true is ignored for simple field, ctrl.emptyisnull makes different error only, when empty) - with readonly view only the required with default are printed

Printer: print.up

Required *
Required May Be Null True *
Required Def *
31-dic-2019
Optional Def
31-dic-2019
Optional May Be Null True Def
31-dic-2019
Required May Be Null True Def *
31-dic-2019