WebDatePicker.EndDate
From Xojo Documentation
Property (As String )
aWebDatePicker.EndDate = newStringValue
or
StringValue = aWebDatePicker.EndDate
New in 2020r1
Supported for all project types and targets.
or
StringValue = aWebDatePicker.EndDate
New in 2020r1
Supported for all project types and targets.
The last date allowed for entry.
Notes
The date must be in SQLDate format (YYYY-MM-DD).