get docker version command line

To get your current docker version you can run the following command

root@computer:~# docker version
Client:
 Version:      17.07.0-ce-rc3
 API version:  1.31
 Go version:   go1.8.3
 Git commit:   665d244
 Built:        Thu Aug 17 00:58:39 2017
 OS/Arch:      linux/amd64

Server:
 Version:      17.07.0-ce-rc3
 API version:  1.31 (minimum version 1.12)
 Go version:   go1.8.3
 Git commit:   665d244
 Built:        Thu Aug 17 00:57:31 2017
 OS/Arch:      linux/amd64
 Experimental: false