I used to have something similar.  I’d have to look around for it.   Used to 
scroll left to right across the screen.


_______________________________

Dave Jousma

Vice President | Director, Platform Engineering

Fifth Third Bank | 38 Fountain Square Plaza | Cincinnati, OH 45202

________________________________
From: IBM Mainframe Discussion List <[email protected]> on behalf of 
rpinion865 <[email protected]>
Sent: Thursday, 18 June 2026 10:30:30
To: [email protected] <[email protected]>
Subject: Re: Two TSO terminal I/O from Rexx questions




I have the assembler program ILRBIRD.  Guess what it draws on the screen.



"Confidentially doc, I am the wabbit."

Bugs Bunny

Sent with Proton Mail secure email.

On Thursday, June 18th, 2026 at 10:22 AM, Schmitt, Michael 
<[email protected]> wrote:

> Our site has a TSO CLEAR command that "clears the 3270 display screen and 
> places the cursor at row1, column 1". The site documentation says "The CLEAR 
> TSO command processor is provided from the SHARE tape.".
>
> CLEAR may be an alias for another program name.
>
>
> -----Original Message-----
> From: IBM Mainframe Discussion List <[email protected]> On Behalf Of 
> Charles Mills
> Sent: Wednesday, June 17, 2026 5:16 PM
> To: [email protected]
> Subject: Two TSO terminal I/O from Rexx questions
>
> 1. If one were writing a Rexx exec to run in an interactive TSO environment, 
> what would be the best way to clear the screen and make the next SAY write to 
> the first line of the screen? Calling out to a user-written assembler routine 
> that used the STLINENO macro? Or ... ?
>
> 2. From a Rexx exec running in interactive TSO, what would be the best way to 
> determine the number of lines on the terminal? Basically the number of SAYs 
> that one could do before the user received a *** prompt?
>
> Any related considerations?
>
> Thanks,
> Charles
>
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