Remove extraneous packages.
npm prune [[<@scope>/]<pkg>...] [--production] [--dry-run] [--json]
This command removes "extraneous" packages. If a package name is provided, then only packages matching one of the supplied names are removed.
Extraneous packages are packages that are not listed on the parent package's dependencies list.
--production flag is specified or the
NODE_ENV environment variable is set to
production, this command will remove the packages specified in your
--no-production will negate
NODE_ENV being set to
--dry-run flag is used then no changes will actually be made.
--json flag is used then the changes
npm prune made (or would have made with
--dry-run) are printed as a JSON object.
In normal operation with package-locks enabled, extraneous modules are pruned automatically when modules are installed and you'll only need this command with the
If you've disabled package-locks then extraneous modules will not be removed and it's up to you to run
npm prune from time-to-time to remove them.
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