1. Go to the official website to download node.js
1 https://nodejs.org/zh-cn/download/
2. Install, just default, the installation path can also be chosen by yourself
3. Set environment variables
1. Install the software, if it is -g, it is a global installation, and it will be installed on the c drive, occupying memory.
a. Create a new node_global folder in the installation path
b. Create a new node_cache folder in the installation path
c. Open powerShell under the path and enter
npm config set prefix "D:\Edittools\node_global"
npm config set cache "D:\Edittools\node_cache"
2. Open the computer properties, set the environment
under the system environment New NODE_HOME,
Under user variables:
3. Install an express module under test, open powerShell, enter
npm install express -g # -g means global installation
will have this under your node_global Module to prove that the configuration is successful
1 https: //nodejs.org/zh-cn/download/
npm config set prefix "D:\Edittools\node_global"
npm config set cache "D:\Edittools\node_cache"
npm install express -g # -g means global installation