In <[🔎] 4A4B7129.7010204@yahoo.com>, Marc Shapiro wrote:
>I am sure that this is an easy question for those people who do any
>reasonable amount of scripting. I'm just not one of them.
>
>How can I rename all of the files ina directory with the new name being
>the old name stripped of its leftmost three characters. If all of the
>files are off the format:
>
> xxxyyyyyyyyyyyyyyyyyyyyy.zzz
>
>I want the new names to be of the format:
>
> yyyyyyyyyyyyyyyyyyyyy.zzz
for f in *.zzz; do
echo mv "$f" "${f##???}"
done
If you are happy with the commands it outputs, remove the "echo".
You might also want to check for collisions first:
for f in *.zzz; do
printf '%s\n' "${f##???}"
done | sort | uniq -c | grep -v '^1 '
Should show any collisions, prefixed with a collision count.
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