ExpressJS

What It Is?

• Wep Application development framework based on NodeJS
• Small Framework that does not slow your app down

What It Does

• Takes care of a lot of common tasks when building a web app:
  • parsing Requests
  • Routing
  • Error Handling

Why Use It?

• Fast
• Minimal - Provides you only with the fundamental features for your app
• Unopinioated - no default configurations in order for your to structure your app your own way
• Simple - very easy to use, very simple to: install, use and read documentation
• Unobtrusive - setup ExpressJS they way I want it to be used no prereq libs only libs of my choice

How To Install

npm install express --save

Different HTTP Requests You Can Make

How To Make A Get Request

app.get('/', function (req, res) {
  res.send('This is a get request!')
})

How To Make A Post Request

app.post('/', function (req, res) {
  res.send('This is a post request')
})

How To Make A Delete Request

app.delete('/user', function (req, res) {
  res.send('Deleting the user: /user')
})

How To Make A Put Request

app.put('/user', function (req, res) {
  res.send('Just Made a PUT request for /user')
})