Overview
Allowed characters
Client supplied FIX identifier field values must contain between at least one and up to one hundred allowed characters.
Any exchange-bound message containing an invalid identifier will be rejected.
Client supplied identifier values should match against this PCRE regular expression:
[:\-_\.#a-zA-Z0-9]{1,100}
CHARACTER TABLE
| Characters | Description | ASCII Codes (Dec) |
|---|---|---|
A-Z | Uppercase letters A through Z | 65 – 90 |
a-z | Lowercase letters a through z | 97 – 122 |
0-9 | Digits | 48 – 57 |
# | Hash, octothorpe, number sign | 35 |
- | Hyphen | 45 |
. | Period | 46 |
: | Colon | 58 |
_ | Underscore | 95 |