Docker port命令具有什么功能呢?

docker port功能:
     打印出指定的容器的端口映射
	   或
     查找将PRIVATE_PORT NAT到面向公众的端口

docker port命令语法

docker port [OPTIONS] CONTAINER [PRIVATE_PORT[/PROTO]]

 [root@node0 tmp]# docker ps
CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS               NAMES
837fb73b74e6        0e901e68141f        "/docker-entrypoin..."   11 days ago         Up 11 days          80/tcp              unruffled_colden

[root@node0 tmp]# docker port 837