関連ワード:  shell script for loop to read a file line by line    shell script for loop to read a file    shell script while loop to read a file    shell script for loop text file    bash script for loop read file    linux shell script for loop read file    for loop in unix shell script to read a file    for loop in unix shell script to read a file line by line    linux shell for loop read file    while loop in unix shell script to read a file