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one c = "'data|data|data|data|||' ;"
Do While 0 < pos("|'",c);
Parse value reverse(c) With a "|" d
c = reverse(a || d)
End
Say c
T ...

RDT is a z hardware emulator that runs only on Linux. DFSORT runs fine within it. The only place where Windows comes in here is that the front end (3270, RDz, etc) to the emulated mainframe can be ...

SDSF has a rich Rexx interface. Googling SDSF REXX shows the doc as the 1st item (Using SDSF with the REXX programming language)

If you are feeling adventurous, you can write this type of macro using more detailed compiler output which I think is called SYSADATA or ADATA (??). Using that data instead of a listing gives consist ...

Also. I'd suggest you never use the variable name in concatenation with edit commands like this. Instead, set the variable and use parenthesis notation.
With concatenation, if your variable conta ...

It has been a decade since I did this, but ==ERR> applies to data lines, not message lines and the easiest way to produce one is to do a change command that will fail on that line. I used to do a ...

I would not rely on user data for *anything*.

They are easily changed by copies, ISPF utilities and services, utilities, macros and anything else that writes to the PDS. They are sort of 'defacto' ...

Sorry - I didn't follow this thread closely - maybe this was covered... but one consideration... if you have 100TB of raw data, then consider that XML tags, white space and possibly attributes and str ...

Frank, it's been great working with you here and learning from you. I wish you the best in your retirement.

Maybe you should see if IBM would spring for a copy of Rational Developer & Test E ...

add
address ispexec "CONTROL ERRORS CANCEL"
in the macro to let the session crash on an error OR print zerrsm & zerrlm after any RC >= 8.

Either method should show what the RC2 ...

Line 4 of macroex: FCOUNT is not an editor command. The macro may be failing before executing your FIND or if FCOUNT is a macro, that macro (FCOUNT) may be corrupting the stack.

For this case, there is very little operational difference. The main differences are that SELECT PGM() loads the module and calls it within the same task as the ISPF screen is running (LINK macro). ...

There is a section in the SDSF books (I think) in using SDSF with Rexx. The interface is quite good and allows you to get output from SDSF commands into stem variables. You then process the stem var ...

LOC NEXT|PREV SPECIAL, especially assigned to a PF key is useful, but I find the exclude option easier...
COMP NEXT X
or
COMP some-dataset-or-member X

You can change the number of lines that ...

Quick and dirty solution as a Rexx exec running in TSO:
/* Rexx - find empty sequential data sets in list of data sets */
/* created from ISPF 3.4 with SAVE NAMES command. ...