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> From: Code for Libraries [mailto:[log in to unmask]] On > Behalf Of Bill Dueber > Sent: 23 April, 2008 10:48 > To: [log in to unmask] > Subject: Re: [CODE4LIB] MARC::Record::JSON perl and > javascript modules on Google Code > > Right. I keep a "sequence" number for the fields so they can > be re-ordered if need be, but it just seemed too much of a > pain (and edge case) to worry about subfield order. Actually, you don't need to keep a sequence number, any XML can be transformed into JSON so its round tripable, and since MARC can to transformed to MARC-XML you can use the same type of JSON model for representation. Andy.