iOSTextField.PlaceHolder
From Xojo Documentation
Property (As Text )
aiOSTextField.PlaceHolder = newTextValue
or
TextValue = aiOSTextField.PlaceHolder
Supported on Mobile (iOS).
or
TextValue = aiOSTextField.PlaceHolder
Supported on Mobile (iOS).
The placeholder text that appears when the field is empty.
Notes
Placeholders are not the actual text so they do not need to be cleared before typing. Placeholders are useful for smaller screens because they can replace having a separate label to describe what to enter in the field.
Sample Code
Set the placeholder text:
NameField.PlaceHolder = "Enter your name"