在安装webpack的时候用npm -init命令报错：
Usage: npm

where is one of:
access, adduser, audit, bin, bugs, c, cache, ci, cit,
completion, config, create, ddp, dedupe, deprecate,
dist-tag, docs, doctor, edit, explore, get, help,
help-search, hook, i, init, install, install-test, it, link,
list, ln, login, logout, ls, outdated, owner, pack, ping,
prefix, profile, prune, publish, rb, rebuild, repo, restart,
root, run, run-script, s, se, search, set, shrinkwrap, star,
stars, start, stop, t, team, test, token, tst, un,
uninstall, unpublish, unstar, up, update, v, version, view,
whoami

npm -h quick help on
npm -l display full usage info
npm help search for help on
npm help npm involved overview

Specify configs in the ini-formatted file:
C:\Users\taoshanting.npmrc
or on the command line via: npm --key value
Config info can be viewed via: npm help config

npm@6.4.1 C:\Program Files\nodejs\node_modules\npm