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On Sun, 07 Apr 2024 00:01:43 +0000, Javier wrote:
>The downside is the loss of performance because of disk access for>
trivial things like 'nfiles=$(ls | wc -l)'.
Well, you could save one process creation by writing
“nfiles=$(echo * | wc -l)” instead. But that would still not be strictly
correct.
>I suspect disk access times where>
one of the reasons for the development of perl in the early 90s.
Shells were somewhat less powerful in those days. I would describe the
genesis of Perl as “awk on steroids”. Its big party trick was regular
expressions. And I guess combining that with more sophisticated data-
structuring capabilities.
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