First, we’ll discuss the prerequisites to read records from a file. You can define three elements array (there are no space between name of array variable, equal symbol and starting bracket): FILES=(report.jpg status.txt scan.jpg) This command will write each element in array: echo ${FILES[*]} Index in shell arrays starts from 0. Right now I'm redirecting the result of the cat | grep to a file, and then cat | while read'ing that file in order to separately access each of the lines. I'm trying to write a function that redirects the contents of an Or with a loop: arr=()while IFS= read -r line; do arr+=("$line")done
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