a
Alphabetic characters
a3
3
alphabetic
characters,
a..3
length
Up to 3 alphabetic characters
n
Numeric characters
n3
3 numeric characters, fixed length
n..3
Up to 3 numeric characters
an
Alphanumeric characters
an3
3 alphanumeric characters, fixed
an..3
length
Up to 3 alphanumeric characters
(Note 1)
If the specified AI is variable in length and the number of digits in data read is less than the maximum number of
digits defined for the AI, then the output contains data read up to a GS (1Dh).
fixed
34