<!--[if !supportLists]-->Previous we have installed the nodejs, u can entry “node -v” in the command prompt,and list infos like below ps
Then u can next step, entry “npm install express”
But sometimes when u done previous step,u would know u cann’t create “hello” project. Don’t worry , u can execute the “npm install -g express-generator” command to fix it.i don’t know why,just following.
Next step is creating “hello”project in nodejs,the command is “express hello”
![](http://dl2.iteye.com/upload/attachment/0109/9055/7a2869b5-d95e-3db9-a7ff-7eaf57a523a4.png)
And below two step is important,u must watch it carefully
The installing command “cd hello && npm install”and the starting server command “set debug=hello:* & npm start” had listed by abrove step in the end of the print info,just copy and execute them.
![](http://dl2.iteye.com/upload/attachment/0109/9059/7cf11dce-7b70-3095-aaf7-4138f1614cb9.png)
and entering url “http://localhost:3000/ “ at the browser.when u see like
![](http://dl2.iteye.com/upload/attachment/0109/9061/c3317e06-5748-3de4-93a6-246860be21bf.png)
Congraturation,u had successfully installing the “express” for nodejs