Mac卸载 Node npm,升级 Node

jimmy@MacBook-Pro ~ % brew -v
Homebrew 4.0.15-84-g9d5b017
Homebrew/homebrew-core (git revision c04886e1f63; last commit 2023-04-27)
Homebrew/homebrew-cask (git revision 665ba9139d; last commit 2023-04-27)
jimmy@MacBook-Pro ~ % 

升级

$ brew update
$ brew upgrade node

安装

# download and install Node.js
brew install node@20
# verifies the right Node.js version is in the environment
node -v # should print `v20.14.0`
# verifies the right NPM version is in the environment
npm -v # should print `10.7.0`

https://blog.csdn.net/m0_60437766/article/details/132116277
电脑上的版本太老了。删除重新下载安装
https://nodejs.org/en/download/prebuilt-installer
由于使用安装包的形式安装的,所以网上的卸载命令不起作用。
直接通过命令删除:

#删除 Node、npm
jimmy@MacBook-Pro npm % sudo rm -rf /usr/local/{bin/{node,npm},lib/node_modules/npm,lib/node,share/man/*/node.*}

# 验证
jimmy@MacBook-Pro npm % node -v
zsh: command not found: node
jimmy@MacBook-Pro npm % npm -v
zsh: command not found: npm
jimmy@MacBook-Pro npm % 

image

重新安装

image
image
image

安装后验证

image

jimmy@MacBook-Pro npm % node -v
v20.14.0
jimmy@MacBook-Pro npm % npm -v
/usr/local/lib/node_modules/npm/lib/cli/validate-engines.js:31
    throw err
    ^

Error: ENOENT: no such file or directory, uv_cwd
    at process.wrappedCwd (node:internal/bootstrap/switches/does_own_process_state:144:28)
    at process.cwd (/usr/local/lib/node_modules/npm/node_modules/graceful-fs/polyfills.js:10:19)
    at new Config (/usr/local/lib/node_modules/npm/node_modules/@npmcli/config/lib/index.js:71:19)
    at new Npm (/usr/local/lib/node_modules/npm/lib/npm.js:66:19)
    at module.exports (/usr/local/lib/node_modules/npm/lib/cli/entry.js:20:15)
    at module.exports (/usr/local/lib/node_modules/npm/lib/cli/validate-engines.js:39:10)
    at module.exports (/usr/local/lib/node_modules/npm/lib/cli.js:4:31)
    at Object.<anonymous> (/usr/local/lib/node_modules/npm/bin/npm-cli.js:2:25)
    at Module._compile (node:internal/modules/cjs/loader:1358:14)
    at Module._extensions..js (node:internal/modules/cjs/loader:1416:10) {
  errno: -2,
  code: 'ENOENT',
  syscall: 'uv_cwd'
}

Node.js v20.14.0
jimmy@MacBook-Pro npm % 

删除重安装

jimmy@MacBook-Pro ~ % sudo rm -rf /usr/local/lib/node_modules
jimmy@MacBook-Pro ~ % sudo rm -rf .npm
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