D:\zhihu\zhihu>vue -h
Usage: vue <command> [options]

Options:
  -V, --version                              output the version number
  -h, --help                                 display help for command

Commands:
  create [options] <app-name>                create a new project powered by vue-cli-service
  add [options] <plugin> [pluginOptions]     install a plugin and invoke its generator in an already created project
  invoke [options] <plugin> [pluginOptions]  invoke the generator of a plugin in an already created project
  inspect [options] [paths...]               inspect the webpack config in a project with vue-cli-service
  serve                                      alias of "npm run serve" in the current project
  build                                      alias of "npm run build" in the current project
  ui [options]                               start and open the vue-cli ui
  init [options] <template> <app-name>       generate a project from a remote template (legacy API, requires
                                             @vue/cli-init)
  config [options] [value]                   inspect and modify the config
  outdated [options]                         (experimental) check for outdated vue cli service / plugins
  upgrade [options] [plugin-name]            (experimental) upgrade vue cli service / plugins
  migrate [options] [plugin-name]            (experimental) run migrator for an already-installed cli plugin
  info                                       print debugging information about your environment
  help [command]                             display help for command

  Run vue <command> --help for detailed usage of given command.