The express framework requires the support of the nodejs environment. Students who do not have the node.js environment installed can refer to the following blog
Linux server installation and configuration Node.js
well, let's get back to business. First use xshell or other software to connect to our server
1. Install express globally
npm install express -gd
2. Install express generator
npm install -g express-generator
3. Set express as global
sudo ln -s /data/node-v6.10.1-linux-x64/bin/express/usr/local/bin/express
4. Check whether the test is successful
express --version