One, nvm
The 3 steps of installation are as follows (prerequisite: the node downloaded separately from the computer needs to be deleted first):
(1) Enter the following command in the terminal of the root directory of the Mac to download nvm (version 0.37.0):
curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.37.0/install.sh | bash
(2) Command to check whether nvm is successfully installed:
nvm --version
(3) Use nvm to install a certain version of node: (Note: when installing node, the system will also automatically install the corresponding npm)
nvm install v12.22.0 or nvm install 14.10.0
Two, n
Official website documentation: n - npm
// 常用命令
npm install n -g // 全局安装 n
n <version> // 安装node版本，如 n 14.10.0other extensions
1. When using nvm install xx to install node, an error is reported: "clang: error: no such file or directory: 'CXX=c++'"
Answer: First enter the command in the terminal: arch -x86_64 zsh , and then enter the command to install node: nvm install xxx.
2. Commonly used Mac terminal commands:
Switch to the system root directory: cd
Switch to the nvm directory: cd .nvm
View the installation directory path of node: which node