Print a container environment in deterministic order
Build a paste-ready command, then review its compatibility and effects before running it.
docker inspect --format '{{range .Config.Env}}{{println .}}<end>' <container> | sortComplete required fields to copy the generated command.
read-onlyno known side effects Compatibility
Linux + macOSVerified for Linux, macOS using bash, zsh syntax.
Operational knowledgereview due 2027-01-19
Requirementsdockerdocker must be installed and available on PATH.
Version supportdocker Current supported releasesVerified for linux, macos using bash, zsh syntax; consult compatibility notes for platform-specific differences.
Expected signalsAPP_ENV=productionRepresentative successful output; values vary with the selected target and system state.
Known errorsdocker: command not founddocker is missing or is not available on PATH.
Verifydocker inspect --format '{{range .Config.Env}}{{println .}}{{end}}' {{container}} | sortThe output matches the expected target and exits without an error.Rollback noteNot required: this command is read-only and does not change system state.
Command breakdown
01dockerCommandRuns the docker stage of this one-liner.
02inspectArgumentPasses inspect to docker.
03--formatOptionFormats each result using the supplied template.
04'{{range .Config.Env}}{{println .}}<end>'ParameterA value supplied in the Fill parameters section.
05<container>ParameterA value supplied in the Fill parameters section.
06|PipelinePasses the output on the left to the command on the right.
07sortCommandRuns the sort stage of this one-liner.
This advanced community-curated one-liner combines several stages. Review every option and placeholder before running it.
Example input
docker inspect --format '{{range .Config.Env}}{{println .}}{{end}}' api | sort
Example output
APP_ENV=production
LOG_LEVEL=info
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin
Illustrative output — exact values vary by system and data.
Official sources