For loops

Compute md5sum for every item in a directory 
 for i in "$(ls)"; do md5sum "${i}"; done | sort 
 Print 1 through 10 
 for COUNT in $(seq 1 10); do
 echo $COUNT
 sleep 1
done 
 Read data into an array and loop over it 
 mapfile -t buckets < <(aws s3 ls | grep tf | awk '{print $3}' | tr " " "\n")
for b in "${buckets[@]}"; do echo "TF Bucket: $b"; done 
 Old method that does not spark joy for linters 
 buckets=($(aws s3 ls |grep tf | awk '{print $3}' | tr " " "\n"))
for b in "${buckets[@]}"; do echo "TF Bucket: $b"; done