This table describes the changes to Value Transformer Programming Guide.
| Date | Notes |
|---|---|
| 2007-04-06 | Added information on new keyed unarchiving transformer. |
| 2007-02-08 | Corrected typos. |
| 2006-03-08 | Clarified the role of the transformedValueClass method. |
| 2005-08-11 | Noted that NSUnarchiveFromData expects objects to provide serial archiving support. |
| 2004-08-31 | Corrected minor typos in “Role of Value Transformers.” |
Clarified the developer’s responsibility when using | |
| 2004-03-30 | Minor edits to the source code in “Writing a Custom Value Transformer.” |
| 2004-03-10 | Revised suggested value transformer initialization method in “Registering a Value Transformer.” |
| 2003-08-18 | Initial publication of Value Transformers. |
Last updated: 2007-04-06