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nix3-help(1)		    General Commands Manual		  nix3-help(1)

	      Warning
	      This  program  is	 experimental <../../development/experimental-
	      features.md#xp-feature-nix-command> and its interface is subject
	      to change.

Name
       nix help	- show help about nix or a particular subcommand

Synopsis
       nix help	[option...] subcommand...

Examples
       •  Show help about nix in general:

       # nix help

       •  Show help about a particular subcommand:

	 # nix help flake info

Options
   Logging-related options
       •  --debug <#opt-debug>

	  Set the logging verbosity level to `debug'.

       •  --log-format <#opt-log-format> format

	  Set the format of log	output;	one of raw, internal-json, bar or bar-
	  with-logs.

       •  --print-build-logs <#opt-print-build-logs> / -L

	  Print	full build logs	on standard error.

       •  --quiet <#opt-quiet>

	  Decrease the logging verbosity level.

       •  --verbose <#opt-verbose> / -v

	  Increase the logging verbosity level.

   Miscellaneous global	options
       •  --help <#opt-help>

	  Show usage information.

       •  --offline <#opt-offline>

	  Disable substituters and consider all	 previously  downloaded	 files
	  up-to-date.

       •  --option <#opt-option> name value

	  Set	the  Nix  configuration	 setting  name	to  value  (overriding
	  nix.conf).

       •  --refresh <#opt-refresh>

	  Consider all previously downloaded files out-of-date.

       •  --version <#opt-version>

	  Show version information.

	  Note

	  See man nix.conf <../../command-ref/conf-file.md#command-line-flags>
	  for overriding configuration settings	with command line flags.

								  nix3-help(1)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=nix3-help&sektion=1&manpath=FreeBSD+Ports+15.0>

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