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ESL Documentation

The field attribute character also indicates one of the following field types, which indicates allowable input:

 

Field Type

Description

Alphanumeric *

All characters are allowed.

Alphabetic only

Uppercase and lowercase letters, comma, period, hyphen, blank, and Dup key are allowed.

Numeric shift

Automatic shift for numerics is enabled.

Numeric only *

Digits 0-9, comma, period, plus, minus, blank, and Dup key are allowed.

Digits only

Digits 0-9 and Dup key are allowed.

Magnetic stripe reader

Data can be entered only via a magnetic stripe reader.

Signed numeric

Digits 0-9, plus, minus, and Dup key are allowed.

* These are the only valid field types for a 3270 session.