node/deps/npm/doc/cli/npm-update.md

npm-update(1) -- Update a package

SYNOPSIS

npm update [-g] [<name> [<name> ...]]

DESCRIPTION

This command will update all the packages listed to the latest version (specified by the tag config).

It will also install missing packages.

If the -g flag is specified, this command will update globally installed packages.

If no package name is specified, all packages in the specified location (global or local) will be updated.

SEE ALSO

• npm-install(1)
• npm-outdated(1)
• npm-registry(7)
• npm-folders(5)
• npm-ls(1)