노드.JS 개요 및 설치

노드.JS 란

Node.js는 Chrome V8 JavaScript 엔진으로 빌드된 JavaScript 런타임. 프로그래밍 언어가 동작하는 환경!

런타임 = 프로그래밍이 동작하는 환경

 

---

노드js 설치

https://nodejs.org/ko/

Node.js

▶ LTS(Long Term Supported)

장기적으로 안정되고 신뢰도가 높은 지원이 보장되는 버전으로, 유지/보수와 보안(서버 운영 등)에 초점을 맞춰 대부분 사용자에게 추천되는 버전 입니다.

하지만 우리가 실제 Node.js 를 사용할때 다양한 버전의 Node.js를 사용하기 때문에 아래의 링크로 이동합니다.

https://github.com/coreybutler/nvm-windows

GitHub - coreybutler/nvm-windows: A node.js version management utility for Windows. Ironically written in Go.

▶ Download Now! 버튼을클릭

▶ nm-setup.zip 설치

▶ 설치완료 -> 예 계속 누르면 됩니다.

▶ NVM -V 버전확인

  nvm arch                     : Show if node is running in 32 or 64 bit mode.
  nvm current                  : Display active version.
  nvm install <version> [arch] : The version can be a specific version, "latest" for the latest current version, or "lts" for the
                                 most recent LTS version. Optionally specify whether to install the 32 or 64 bit version (defaults
                                 to system arch). Set [arch] to "all" to install 32 AND 64 bit versions.
                                 Add --insecure to the end of this command to bypass SSL validation of the remote download server.
  nvm list [available]         : List the node.js installations. Type "available" at the end to see what can be installed. Aliased as ls.
  nvm on                       : Enable node.js version management.
  nvm off                      : Disable node.js version management.
  nvm proxy [url]              : Set a proxy to use for downloads. Leave [url] blank to see the current proxy.
                                 Set [url] to "none" to remove the proxy.
  nvm node_mirror [url]        : Set the node mirror. Defaults to https://nodejs.org/dist/. Leave [url] blank to use default url.
  nvm npm_mirror [url]         : Set the npm mirror. Defaults to https://github.com/npm/cli/archive/. Leave [url] blank to default url.
  nvm uninstall <version>      : The version must be a specific version.
  nvm use [version] [arch]     : Switch to use the specified version. Optionally use "latest", "lts", or "newest".
                                 "newest" is the latest installed version. Optionally specify 32/64bit architecture.
                                 nvm use <arch> will continue using the selected version, but switch to 32/64 bit mode.
  nvm root [path]              : Set the directory where nvm should store different versions of node.js.
                                 If <path> is not set, the current root will be displayed.
  nvm version                  : Displays the current running version of nvm for Windows. Aliased as v.

위와 같이 명령어를 확인해서 필요한것을 사용하도록 합시다. 

---