I went and googled os400 v1r2 documentation and found this link, an early description of the as400 and how it works from an early perspective.
Just a quick jaunt down memory lane.
STAR BASE Consulting, Inc.
-----rob@xxxxxxxxx wrote: -----
To: Midrange Systems Technical Discussion <midrange-l@xxxxxxxxxxxx>
Date: 11/24/2015 07:31AM
Subject: Re: Why isn't CALL QSYS.QCMDEXC('WRKACTJOB', 9.0); working but CALL QSYS.QCMDEXC('WRKACTJOB', 000000009.00000); is?
IDK the total history behind 15,5. I agree it makes no sense and how can
a command string have a decimal value. Nearest I can figure 15,5 was as
large as numbers were allowed in the wayback machine. I don't happen to
have a V1R2 RPG Reference around here to check.
Integer was a relatively new comer. Binary was an earlier forerunner but
that unfortunate name strikes fear into some. That, and the conversion