DFDL V1 draft 42 is available from gridforge. http://forge.gridforum.org/sf/docman/do/downloadDocument/projects.dfdl-wg/do... Revision History Latest entry at the top please Version Author/ Contributor History Date(yyyy-mm-dd) 042 Alan Powell Rename leadingSkipBytes and trailingSkipBytes to leadingSkip and TrailingSkip to allow either to be bytes or bits. Removed restrictons on alignmentUnits Clarified trailingSkip when dfdl:lengthKind is delimited or endOfParent Removed timing from dfdl:assert. Expression for dfdl:assert and dfdl:discriminator may only refer to previous or child elements. Clarified when expression must be evaluated. Clarified defaulting arrays and separatorPolicy 'required' Improved description of xxpadCharacter Changed choicekind enumerations. Added choiceLengthKind Corrected syntax of expression predicates Allow packed or bcd calendars to be delimited Clarified that outputValueCalc ignores infoset. Other minor changes. Property expressions must not contain forward references. Improved descriptions of property types and corrected some properties. Significant update to Nils and defaults sections. Dropped dfdl:nilIndicatorPath and dfdl:nilIndicatorIndex dfdl:missingValueInitiatorPolicy applies to dfdl:element, dfdl:simpleType, dfdl:sequence, dfdl:choice, dfdl:group 2010-07-28 Regards Alan Powell Development - MQSeries, Message Broker, ESB IBM Software Group, Application and Integration Middleware Software ------------------------------------------------------------------------------------------------------------------------------------------- IBM MP211, Hursley Park Hursley, SO21 2JN United Kingdom Phone: +44-1962-815073 e-mail: alan_powell@uk.ibm.com Unless stated otherwise above: IBM United Kingdom Limited - Registered in England and Wales with number 741598. Registered office: PO Box 41, North Harbour, Portsmouth, Hampshire PO6 3AU