Used to add additional options to the field appearance settings.
Use this action to create new field settings under the Standard tab. Useful when implementing a new custom field type that requires custom settings.
Use this filter to create a new field setting under the Advanced tab. Useful when implementing a new custom field type that requires custom settings.
During form submission when the field values are being saved the values are sanitized to prevent potentially dangerous content such as scripts from being saved to the database.