John McKown wrote: >> Groete / Greetings
>In my usual "left handed" way, I will recommend using "awk" in a UNIX step to >do this. It is easiest to do if you have Co:Z installed, but it can be done >using the IBM supplied UNIX commands. Yes, IBM awk can read a z/OS sequential >dataset. I have verified this on z/OS 1.12 and 2.3. Something like: >//PS001 EXEC PGM=BPXBATCH,REGION=0M >//*PARM='SH printenv ' >//STDOUT DD SYSOUT=* >//STDERR DD SYSOUT=* >//STDIN DD DUMMY >//STDPARM DD * >SH awk 'NR <= 2000 {n=sub(/ONE/,"TWO");print;} > NR > 2000 {n=sub(/./,"+");print $0;}' > "//'fully-qualified-input-dataset'" | > cp /dev/fd/0 "//'existing-output-dataset'" >//STDENV DD * >/* >The above will change the _first_ occurance of "ONE" to "TWO" if the relative >record number is less than or equal to 2000 (NR <= 2000). It will leave any >other occurrences on the line alone. It will simply copy the current record to >the output for all other records (NR > 2000). Excellent. Another improvement - Selective change actions based on other criterias. I am aware of awk, but not this NR part. Thanks for your excellent contribution. Much appreciated! Groete / Greetings Elardus Engelbrecht ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN