It will read the package.json file and install the necessary required packages.PLEASE READ THIS SOFTWARE LICENSE AGREEMENT (“LICENSE”) CAREFULLY BEFORE USING THE PLASQ SOFTWARE. So after getting the code we simply need to run the npm install command. So then how another person will get all the modules that is specifically or needed for that project so answers is from the package.json file that have the entry of all the required packages for running or developing that project. So the question arises: Why do we need an entry of our installing module in package.json file, because whenever we check in code in Git or giving our code to someone, we always give it or check it without the node_modules folder, because it is very large in size and is also available at a common place, so to avoid this, we do that. Things are clear from the previous answers that npm install -save will add an entry in the dependency field in the package.json file and other one in dev-dependency. Npm install -save or npm install -save-dev is why we choose one option between these two, while installing the package in our project. Npm install install install install install Ĭommon options:

Output: npm install (with no args, in package dir) Npm help install alias npm -h i npm help install Or on the command line via: npm -key valueĬonfig info can be viewed via: npm help /Users/xgqfrms-mbp/.nvm/versions/node/v12.18.0/lib/node_modules/npm Specify configs in the ini-formatted file: Uninstall, unpublish, unstar, up, update, v, version, view, Stars, start, stop, t, team, test, token, tst, un, Run, run-script, s, se, search, set, shrinkwrap, star, Profile, prune, publish, rb, rebuild, repo, restart, root, Login, logout, ls, org, outdated, owner, pack, ping, prefix, Install, install-ci-test, install-test, it, link, list, ln,

npm i -P is equal to npm install -save-prod (npm v5+)Īccess, adduser, audit, bin, bugs, c, cache, ci, cit,Ĭlean-install, clean-install-test, completion, config,Ĭreate, ddp, dedupe, deprecate, dist-tag, docs, doctor,Įdit, explore, fund, get, help, help-search, hook, i, init,.npm i -S is equal to npm install -save (npm v5-).npm i is equal to npm install, meaning the default save module as a dependency.Now you can use one of npm i or npm i -S or npm i -P to install and save a module as a dependency.

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