rcbop/gist:1066f4c7bb23686f6618c79a976b8fa2

## gistfile1.txt
INSTANCE_PREFIX=${INSTANCE_PREFIX:?'Provide instance prefix'}

#!/bin/bash
while IFS= read -r image
do
    echo "Removing $image"
    gcloud --quiet compute images delete "$image";
done < <(gcloud compute images list --filter=name=$INSTANCE_PREFIX | sed '1d'| awk '{ print $1 }')
	INSTANCE_PREFIX=${INSTANCE_PREFIX:?'Provide instance prefix'}

	#!/bin/bash
	while IFS= read -r image
	do
	echo "Removing $image"
	gcloud --quiet compute images delete "$image";
	done < <(gcloud compute images list --filter=name=$INSTANCE_PREFIX \| sed '1d'\| awk '{ print $1 }')