FIX TAG 45

RefSeqNum

SeqNumAdded FIX.2.7

Definition

Reference message sequence number

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Differences between the selected source snapshots, including wording and errata; not a migration guide.

FIX 4.4 FIX 5.0 SP2

No differences in name, type, definition text, deprecation, or enumerated values.

No enumerated values are defined for this field in this source.

About the SeqNum data type

int field representing a message sequence number. Value must be positive.

Used in messages 2

Includes nested components and repeating groups. Open a location to see its surrounding requirements.