Tryit Editor v2.9

Edit This Code:
<!DOCTYPE html>
<html>
<body>

<p>Click the button to display the engine name of the browser.</p>

<button onclick="myFunction()">Try it</button>

<p>The navigator.product property is not supported in IE10 and earlier versions, or Opera 12 and earlier versions.</p>

<p id="demo"></p>

<script>
function myFunction() {
    var x = "Browser's Engine Name: " + navigator.product;
    document.getElementById("demo").innerHTML = x;
}
</script>

</body>
</html>