Next.js CLI 命令行

Next.js 提供了 CLI 命令行 帮助我们启动、构建和导出（export）应用程序。它可以使用NPX调用，该NPX从5.2开始。

命令行 CLI 帮助

要列出所有可用的 CLI 命令，请在项目目录中运行以下命令：

$ npx next -h

生产准备构建

$ npx next build
info  - Loaded env from /workspace/node/nextjs/.env.local
Creating an optimized production build

Compiled successfully.

Automatically optimizing pages

Page                                                           Size     First Load JS
+ ? /                                                          2.25 kB        60.3 kB
+   /_app                                                      288 B          58.1 kB
+        /404                                                       3.25 kB   61.3 kB
+ ? /api/user
+ ? /posts/[id]                                                312 B          61.6 kB
+   + /posts/one
+   + /posts/two
+ ? /posts/env                                                 2.71 kB        60.8 kB
+ ? /posts/first                                               374 B          61.7 kB
+ First Load JS shared by all                                  58.1 kB
  + static/pages/_app.js                                       288 B
  + chunks/ab55cb957ceed242a750c37a082143fb9d2f0cdf.a1a019.js  10.5 kB
  + chunks/framework.c6faae.js                                 40 kB
  + runtime/main.60464f.js                                     6.54 kB
  + runtime/webpack.c21266.js                                  746 B
  + css/9706b5b8ed8e82c0fba0.css                               175 B

?  (Server)  server-side renders at runtime (uses getInitialProps or getServerSideProps)
          (Static)  automatically rendered as static HTML (uses no initial props)
?  (SSG)     automatically generated as static HTML + JSON (uses getStaticProps)

构建并启动开发服务器

使用以下命令。

$ npx next dev
ready - started server on 0.0.0.0:3000, url: http://localhost:3000
info  - Loaded env from /workspace/node/nextjs/.env.local
event - compiled client and server successfully in 443 ms (124 modules)

启动生产服务器

使用以下命令。

$ npx next start

info  - Loaded env from /workspace/node/nextjs/.env.local
ready - started server on http://localhost:3000