GCP Check Instances Running

#!/bin/bash
while IFS=', ' read -r a b c; do
  instance="${a//[[:blank:]]/}"
  project="${b//[[:blank:]]/}"
  zone="${c//[[:blank:]]/}"
  gcloud compute instances describe $instance \
  --zone $zone --project $project \
  --format='table[no-heading](name,status,zone)'
done < instance-list.txt

#!/bin/bash while IFS=', ' read -r a b c; do instance="${a//[[:blank:]]/}" project="${b//[[:blank:]]/}" zone="${c//[[:blank:]]/}" gcloud compute instances describe $instance \ --zone $zone --project $project \ --format='table[no-heading](name,status,zone)' done < instance-list.txt