Download Install the latest version of Nodejs, install the Run command node-v view the version and whether the installation was successful.
Then install the Express plugin, command NPM INSTALL-G Express (Global),
express4.x version needs to install Express-generator plugin, install command NPM install-g express-generator,
Run command after installation express-v View Express version number
The global installation is complete
Local mode installation
Then install the Express plugin, command NPM install Express, and then install the command NPM installed Express-generator,
You need to modify the configuration in the system environment variable when running ' Express ' is not an internal command prompt
Add: D:\TOOLS\NodeJs\node_modules\.bin (local path to install NodeJs) in the System environment variable path
NODEJS Express Environment Configuration