[This message was posted by Joseph Gisana of <[email protected]> to the "FAST Protocol" discussion forum at http://fixprotocol.org/discuss/46. You can reply to it on-line at http://fixprotocol.org/discuss/read/b09aa3fc - PLEASE DO NOT REPLY BY MAIL.]
Rolf, Thanks I missed that in the spec. You are correct it is optional. Does this mean if there was a value in the cache that I should use it? Say the field was not optional and subtraction length was zero would this be an error? Thanks, Joseph > Joseph, > > Is it an optional string delta field? > > If so, a zero (0x80) byte would indicate a NULL field. There is no > string value following in the NULL case. [see spec section 10.7.3] > > Hope this helps, Rolf > > > Will you always receive a string after the subtraction length? There > > is no previous value in the cache. I get a zero subtraction length and > > this is the last byte of the packet. [You can unsubscribe from this discussion group by sending a message to mailto:[email protected]] --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Financial Information eXchange" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/FIX-Protocol?hl=en -~----------~----~----~----~------~----~------~--~---
