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You don't get shell variables outside of the shell, and awk is not a shell extension. awk is its own, independent, self-contained language.

If you want to insert a variable into awk, you can do...

No, like I showed you:

awk -v var="$var" ...

Where the ... is everything else you were putting into awk.

awk -v num="$num" 'BEGIN { FS="." } { printf "%s %s %s\n", $1, $0, num }'

Do not post classroom or homework problems in the main forums. Homework and coursework questions can only be posted in this forum (https://www.unix.com/homework-coursework-questions/) under special...

Try escaping the $ with \$

If no luck, try a shell which allows proper escaping like bourne.

Hi,

May i know where u have defined/mentioned the directory where u want to do/run ls.
foreach x ( ls )
echo $x
end

foreach x ( * )
echo $x
end

or

foreach x ( `ls` )
echo $x
end