1. docker ps 的 format
来源：https://docs.docker.com/engine/reference/commandline/ps/
| Placeholder | Description |
|---|---|
| .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. |
| .State | Container status (for example; “created”, “running”, “exited”). |
| .Status | Container status with details about duration and health-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. |
| .Networks | Names of the networks attached to this container. |
举例：
docker ps --format "{{.ID}}: {{.Command}}"
a87ecb4f327c: /bin/sh -c #(nop) MA
01946d9d34d8: /bin/sh -c #(nop) MA
c1d3b0166030: /bin/sh -c yum -y up
41d50ecd2f57: /bin/sh -c #(nop) MA
2. docker images 的 format
docker images --format 'table {{.Repository}}:{{.Tag}}'