Seymour,

Earlier in this thread you criticized the practice of using "address env
buffer" each time as being inefficient. I have been told by IBM in the
past that it makes no difference either way and Mark Z has stated that
in the tests he performed it actually performed better.  

Normally IBM are pretty good at putting warnings of inefficient or
poorly performing services in the documentation.

> What call? I don't see calls, only ISPF and EDIT commands.
I think you are nitpicking here - perhaps I should have used "address
statement execution" instead of "call" - and if this confused you I
apologize (if I intended to refer to the "CALL" command I would have
used capitals).  

> Not in the code under discussion we don't.
The PUSH/POP method is used to maintain the address environment between
executions of the "address env buffer" statement.

The original code was a simple REXX EDIT macro - throughout this thread
I have been referring to more complex REXX code where the original
"address ENV" statement might be 100's of lines before the next one.  


I can appreciate that some coding techniques appeal to some whilst not
to others - if this is just such a case then so be it and we can each
agree to stick with our own gods.


Rob Scott
Rocket Software
http://www.rs.com/portfolio/mxi/

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