t make a directory (usually using the date and my login ID as a template) and use a simple cp command t... | ( \
IFS=: ; while read lognam pw id gp fname home sh; \
... e that I can't ever see myself using. But it is a logical complement to the ${var:-value} we saw above.... fter converting.
echo "$filename.$SUFFIX" # Log what is happening to stdout.
done
exit 0
Subs
ted.
</code>
==== compound comparison ====
-a
logical and
exp1 -a exp2 returns true if both exp1 and exp2 are true.
----
-o
logical or
exp1 -o exp2 returns true if either exp1