bash - how to redirect a file into "while read VAR" loop? -


beginner here,

i have following code

while read line < $1 last_line=$line done

basically, want read file in $1 , extract last line redirection doesnt work, i've tried use

while read < $1 line

aswell, doesnt work...

it still wants input user

how correctly?

thanks!

do @ end:

while read line ... done < "$1"

you might interested in

last_line=$(tail -1 "$1")

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