docs: enhance code style in examples (#1609)

Otto-AA · Alan Shaw · commit 9e410c6337b9 · 2018-10-15T12:07:51.000+01:00
* Use template literal

* Use const instead of var

* Remove spaces from textarea
diff --git a/examples/browser-add-readable-stream/index.js b/examples/browser-add-readable-stream/index.js
@@ -3,7 +3,7 @@
 /* global Ipfs */
 /* eslint-env browser */
 
-const repoPath = 'ipfs-' + Math.random()
+const repoPath = `ipfs-${Math.random()}`
 const ipfs = new Ipfs({ repo: repoPath })
 
 ipfs.on('ready', () => {
diff --git a/examples/browser-browserify/public/index.html b/examples/browser-browserify/public/index.html
@@ -14,8 +14,7 @@
   </head>
   <body>
     <h1>JS IPFS - Add data to IPFS from the browser</h1>
-    <textarea id="source">
-    </textarea>
+    <textarea id="source"></textarea>
     <button id="store">add to ipfs</button>
     <div>
       <div>found in ipfs:</div>
diff --git a/examples/browser-browserify/src/index.js b/examples/browser-browserify/src/index.js
@@ -1,13 +1,13 @@
 'use strict'
 
-var IPFS = require('ipfs')
+const IPFS = require('ipfs')
 
 const node = new IPFS({ repo: String(Math.random() + Date.now()) })
 
 node.once('ready', () => console.log('IPFS node is ready'))
 
 function store () {
-  var toStore = document.getElementById('source').value
+  const toStore = document.getElementById('source').value
 
   node.files.add(Buffer.from(toStore), (err, res) => {
     if (err || !res) {
