命令列介面

njs 腳本的開發和除錯可以透過命令列進行。在安裝 Linux 套件或從原始碼建置後，即可使用命令列工具。與在 nginx 內部執行的 njs 相比，nginx 物件（HTTP 和 Stream）在該工具中不可用。

$ echo "2**3" | njs -q
8

$ njs
>> globalThis
global {
 njs: njs {
  version: '0.3.9'
 },
 global: [Circular],
 process: process {
  argv: [
   '/usr/bin/njs'
  ],
  env: {
   PATH: '/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin',
   HOSTNAME: 'f777c149d4f8',
   TERM: 'xterm',
   NGINX_VERSION: '1.17.9',
   NJS_VERSION: '0.3.9',
   PKG_RELEASE: '1~buster',
   HOME: '/root'
  }
 },
 console: {
  log: [Function: native],
  dump: [Function: native],
  time: [Function: native],
  timeEnd: [Function: native]
 },
 print: [Function: native]
}
>>