IBM SC34-5764-01 - Manual (Page 390)

SCRNINFO
SCRNINFO
SCRNINFO returns a two-digit decimal screen height (in lines) in the variable SCRNHT, and returns a
three-digit decimal screen width (in columns) in the variable SCRNWD.
Return Codes
n specifies the return code passed back by CICS if an error is detected
0 Normal return
-499 Internal error
Example
'SCRNINFO'
Notes
1. The screen information that is returned is obtained by doing an EXEC CICS ASSIGN SCRNHT(scrnht)
SCRNWD(scrnwd).
2. The values for screen height and screen width is 0 if there is no terminal attached.
Commands
368 CICS TS for VSE/ESA: REXX Guide