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fix(docs): replace var with let or const in ReadMe #581

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fix(docs): replace var with let or const in ReadMe #581

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24 changes: 12 additions & 12 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -51,7 +51,7 @@ $ npm install body-parser
## API

```js
var bodyParser = require('body-parser')
const bodyParser = require('body-parser')
```

The `bodyParser` object exposes various factories to create middlewares. All
Expand Down Expand Up @@ -404,10 +404,10 @@ top-level middleware, which will parse the bodies of all incoming requests.
This is the simplest setup.

```js
var express = require('express')
var bodyParser = require('body-parser')
const express = require('express')
const bodyParser = require('body-parser')

var app = express()
const app = express()

// parse application/x-www-form-urlencoded
app.use(bodyParser.urlencoded())
Expand All @@ -429,16 +429,16 @@ need them. In general, this is the most recommended way to use body-parser with
Express.

```js
var express = require('express')
var bodyParser = require('body-parser')
const express = require('express')
const bodyParser = require('body-parser')

var app = express()
const app = express()

// create application/json parser
var jsonParser = bodyParser.json()
const jsonParser = bodyParser.json()

// create application/x-www-form-urlencoded parser
var urlencodedParser = bodyParser.urlencoded()
const urlencodedParser = bodyParser.urlencoded()

// POST /login gets urlencoded bodies
app.post('/login', urlencodedParser, function (req, res) {
Expand All @@ -459,10 +459,10 @@ All the parsers accept a `type` option which allows you to change the
`Content-Type` that the middleware will parse.

```js
var express = require('express')
var bodyParser = require('body-parser')
const express = require('express')
const bodyParser = require('body-parser')

var app = express()
const app = express()

// parse various different custom JSON types as JSON
app.use(bodyParser.json({ type: 'application/*+json' }))
Expand Down