shell命令-for語句

數字循環

sum=0
for((i=1;i<=10;i++))
do 
    sum=$(($sum+$i))
    echo "$i:$sum"
done

字符循環

for i in `ls ./`
do
    echo "$i"
done

路徑循環

for i in ./*
do
    echo "$i"
done