Pen Settings



CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URL's added here will be added as <link>s in order, and before the CSS in the editor. You can use the CSS from another Pen by using it's URL and the proper URL extention.

+ add another resource


Babel includes JSX processing.

Add External Scripts/Pens

Any URL's added here will be added as <script>s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.

+ add another resource


Add Packages

Search for and use JavaScript packages from npm here. By selecting a package, an import statement will be added to the top of the JavaScript editor for this package.


Save Automatically?

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

Format on Save

If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.

Editor Settings

Code Indentation

Want to change your Syntax Highlighting theme, Fonts and more?

Visit your global Editor Settings.


                <h2>Web Speech API Demo</h2>

<p>Allow the mic and start speaking! Just say which link you want to go to. (Like "home").</p>
<p>You need a little patience as the info has to be relayed to a server... Only works in Chrome</p>

  <a href="#" data-word="home">Home</a>
  <a href="about-me" data-word="about">About</a>
  <a href="portfolio" data-word="work">Work</a>
  <a href="contact" data-word="contact">Contact</a>

<p>Latest word the API thinks you just said: <strong id="latest-word"></strong></p>


                body {padding:20px 40px;}

nav {
  a {
    padding:10px 20px;


                // get navigation links
var allLinks = document.getElementsByTagName('a');
// get last word said element
var strongEl = document.getElementById('latest-word');

// new instance of speech recognition
var recognition = new webkitSpeechRecognition();
// set params
recognition.continuous = true;
recognition.interimResults = true;

recognition.onresult = function(event){
  // delve into words detected results & get the latest
  // total results detected
  var resultsLength = event.results.length -1 ;
  // get length of latest results
  var ArrayLength = event.results[resultsLength].length -1;
  // get last word detected
  var saidWord = event.results[resultsLength][ArrayLength].transcript;
  // loop through links and match to word spoken
  for (i=0; i<allLinks.length; i++) {
    // get the word associated with the link
    var dataWord = allLinks[i].dataset.word;
    // if word matches chenge the colour of the link
    if (saidWord.indexOf(dataWord) != -1) {
      allLinks[i].style.color = 'red';
  // append the last word to the bottom sentence
  strongEl.innerHTML = saidWord;

// speech error handling
recognition.onerror = function(event){