shell script for loop

code:a.sh

for s in a b c

do

echo "Looping $s"

done

code:a.sh

for ((i=0;i<2;i++))

do

done

code:a.sh

do

echo ${i}

done

# seq 0 3 だと0始まり

code:a.sh

cat a.txt | while read line

do

echo $line

done # continue もつかえる

? shell scriptの(for|loop)

code:a.sh

do

echo 1

done

code:a.sh

cat file_name | while read line

do; echo $line

done