ButterflowSubregion Fields | 
| Name | Description | |
|---|---|---|
| alwaysCall |  A list of properties to always call as updated. Generally used for composite properties.   (Inherited from PropertyChangedAlerter.) | |
| end |  The end of the subregion.   | |
| identifier |  A unique identifier used to locate this subregion withing a subregion collection.   | |
| start |  The start of the subregion.   | |
| subregionType |  Type of opersion to perform on the subregion.   | |
| toEnd |  True if the subregion runs to the end, false if not.   | |
| value |  The value targeted for the subregion.   |