body-parser query string code example
Example 1: express get query params from url
GET /something?color1=red&color2=blue
app.get('/something', (req, res) => {
req.query.color1 === 'red'
req.query.color2 === 'blue'
})
Example 2: body parser
var express = require('express')
var bodyParser = require('body-parser')
var app = express()
app.use(bodyParser.urlencoded({ extended: false }))
app.use(bodyParser.json()) app.use(function (req, res) { res.setHeader('Content-Type', 'text/plain') res.write('you posted:\n') res.end(JSON.stringify(req.body, null, 2))})
Example 3: body parser
<script>
const bodyParser = require("body-parser");
app.use(bodyParser.urlencoded({extended:true}));
app.post("/", function(req, res){
let firstName = req.body.fNAME;
});
</script>
<input type="text" name="fNAME" placeholder="First Name">
Example 4: node.js express post query string
const express = require('express');
const bodyParser = require('body-parser');
const app = express();
app.use(bodyParser.urlencoded({ extended: true }));
app.post('/somepost', (req, res) => {
console.log('Name:', req.query.name);
res.status(200);
});