TTMSFNCDateTimePicker.AllowNumericNullValue Property
When True, empty numeric date or time input is accepted without forcing a numeric value.
API unit family: TMSFNCDateTimePicker
Declaring type: TTMSFNCDateTimePicker
Inherited from: TTMSFNCCustomDateTimePicker
Type: Boolean
Syntax
property AllowNumericNullValue: Boolean;
Default: True
Remarks
The default value is True.