#contents *Prerequisite [#jfe146cb] -NodeJS installation (You can refer [[HowToUse/NodeJS/0.10]]) *Install&Setup [#jfe33caf] :Step.1| Install Express. $ sudo npm install -g express $ sudo npm install -g express_generator *HowToUse [#p30705d8] **Create sample code with express [#r632042c] :Step.1| Create a new project $ mkdir <project name> :Step.2| Install express in you project directory. $ cd <project name> $ npm init $ npm install express --save :Step.3| Place sample code in the directory. You can refer sample code from [[here:https://github.com/osssv/osssv-helloworld/tree/master/express/4.14/sample_1]]. :Step.4| Launch HTTP server. Then you should access your application via http://<host IP>:<port num>/. If you use the sample code specified above, port number is 3000. **Create sample code with express-generator [#a7c37460] :Step.1| Create a new project $ mkdir <project name> :Step.2| Install express and express-generator. $ express -e <project name> $ cd <project name> $ npm install :Step.3| Place sample code in the directory. You can refer the sample code from [[here:https://github.com/osssv/osssv-helloworld/tree/master/express/4.14/sample_2]]. :Step.4| Launch HTTP server.Then you should access your application via http://<host IP>:<port num>/. If you use the sample code specified above, port number is 3000. *Author [#j281a4d1] S.Yatsuzuka #back(back,center,0)