npm install method-override
npm install body-parser
var express = require('express');
var bodyParser = require('body-parser');
const methodOverride = require('method-override');
var app = express();
app.use(methodOverride('_method'));
app.use(express.json());
// app.use(express.methodOverride());
// app.use(express.bodyParser());
// app.use(app.router);