Destroy all Docker Containers and Images

docker-destroy-all.sh

#!/bin/bash
# Stop all containers
containers=`docker ps -a -q`
if [ -n "$containers" ] ; then
        docker stop $containers
fi
# Delete all containers
containers=`docker ps -a -q`
if [ -n "$containers" ]; then
        docker rm -f -v $containers
fi
# Delete all images
images=`docker images -q -a`
if [ -n "$images" ]; then
        docker rmi -f $images
fi

Updated with implementation from @aaryno. Good stuff.

please add remove all volumes too