help on docker --format

gistfile1.txt

docker ps [--format="TEMPLATE"]

--format="TEMPLATE"
  Pretty-print containers using a Go template.
  Valid placeholders:
     .ID - Container ID
     .Image - Image ID
     .Command - Quoted command
     .CreatedAt - Time when the container was created.
     .RunningFor - Elapsed time since the container was started.
     .Ports - Exposed ports.
     .Status - Container status.
     .Size - Container disk size.
     .Names - Container names.
     .Labels - All labels assigned to the container.
     .Label - Value of a specific label for this container. For example {{.Label "com.docker.swarm.cpu"}}
     .Mounts - Names of the volumes mounted in this container.
     
     docker ps --format "{{.ID}}: {{.Command}}"
     docker ps --format "table {{.ID}}\t{{.Labels}}"
     docker ps --format 'table {{.ID}}\t{{(.Label "com.docker.swarm.node")}}'