1、使用read命令讀取一行資料

while read myline
do
    echo "LINE:$myline"
done < datafile.txt

2、使用read命令讀取一行資料

cat datafile.txt | while read myline
do
    echo "LINE:$myline"
done < datafile.txt

3、#讀取一行資料

cat datafile.txt | while myline=$(line)
do
 echo "LINE:"$myline
done

4、#讀取一行資料

while myline=$(line)
do
 

 echo "LINE:"$myline
done < datafile.txt

5、#使用read命令讀取變數資料

cat datafile.txt | while read paraa parab parac
do
 echo "PARAA:"$paraa
 echo "PARAB:"$parab
 echo "PARAC:"$parac
done

6、#使用read命令讀取變數資料

while read paraa parab parac
do
 echo "PARAA:"$paraa
 echo "PARAB:"$parab
 echo "PARAC:"$parac
 

done < datafile.txt