Exporting contents outside Docker

Docker save

docker save   > imageexport.ta

Docker save applies to images 

Docker export

docker export upwork.1.imj9qimi7yx9yflt4pskxdrna > containerexport.tar

Docker export applies to containers

Docker load

docker load < imageexport.tar

Docker load applies to images exported with docker save 

Docker import

cat containerexport.tar | docker import – newimagename

Docker import applies to importing container