Expressjs
Basic Concepts:
| GET | Request a representation of the specified resource. Use only to retrieve data |
| POST | Request a result of content as new object |
| PUT | Request to modify object in URI |
| DELETE | Request server to delete specified resource |
Setup a project with last features for expressjs
$ npm install @babel/core --save-dev
$ npm install @babel/node --save-dev
$ npm install @babel/preset-env --save-dev
$ npm install nodemon --save-dev
$ npm install express --save
$ npm install cors --save
$ npm install pug --save
Setup package.json script section:
//...
"scripts": {
"test": "echo 'this is a test' && exit 1",
"start": "nodemon --exec babel-node src/index.js"
},
Setup local-server
// src/index.js
import express from 'express';
const app = express();
app.set('view engine', 'pug');
app.set('views', './views'); // create folder views
app.get('/first_template', function(req, res) {
res.render('firstView');
});
app.get('/', function(req, res){
res.send('This is the main page');
});
app.post('/test', function(req, res){
res.send("You call me from post method page route '/test'!\n");
});
app.listen(3000);
Create file to render in views/firstView.pug
doctype html
html
head
title = "yellow Monkey"
body
p.greating#Monkeys Banana
Run Your server:
$ npm run start
Test POST request using curl:
$ curl -X POST "http://localhost:3000/test"