nodejs 安装与版本管理工具



安装 n

npm install -g n

使用 n 管理 nodejs 版本

n --latest               # Output the latest node version available
n --lts # Output the latest LTS node version available
n ls # Output downloaded versions
n ls-remote [version] # Output matching versions available for download
n uninstall # Remove the installed node and npm

# 安装最新版
n latest

# 安装长期支持版本
n lts

# 安装指定版本
n 12.4.1

# 切换nodejs版本
# 上下键选择已安装的版本,回车切换
ο node/13.6.0

# 查看当前版本 node -v
node -v

windows 端



注意:1. 需要卸载已经安装的 nodejs 版本,并删除残留的 nodejs 程序目录(例如:”C:\Program Files\nodejs”)
2. 删除 npm 全局安装的包(”C:\Users<user>\AppData\Roaming\npm”

  • 安装 nvm-windows 下载

  • 重新安装全局包


nvm-windows runs in an Admin shell. You’ll need to start powershell or Command Prompt as Administrator to use nvm-windows

NVM for Windows is a command line tool. Simply type nvm in the console for help. The basic commands are:

  • nvm arch [32|64]: Show if node is running in 32 or 64 bit mode. Specify 32 or 64 to override the default architecture.
  • nvm install <version> [arch]: The version can be a node.js version or “latest” for the latest stable 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.
  • nvm list [available]: List the node.js installations. Type available at the end to show a list of versions available for download.
  • nvm on: Enable node.js version management.
  • nvm off: Disable node.js version management (does not uninstall anything).
  • 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 uninstall <version>: Uninstall a specific version.
  • nvm use <version> [arch]: Switch to use the specified version. Optionally specify 32/64bit architecture. nvm use will continue using the selected version, but switch to 32/64 bit mode based on the value supplied to . For information about using use in a specific directory (or using .nvmrc), please refer to issue #16.
  • nvm root <path>: Set the directory where nvm should store different versions of node.js. If is not set, the current root will be displayed.
  • nvm version: Displays the current running version of NVM for Windows.
  • nvm node_mirror <node_mirror_url>: Set the node mirror.People in China can use
  • nvm npm_mirror <npm_mirror_url>: Set the npm mirror.People in China can use