Here is the JSFiddle with the extracted library from the website : http://jsfiddle.net/8g6dsp0p/1/
You can initialize the script with this following code :
<span class="writer" data-writer-command="['PayPal?', 'Apple Pay?', 'Venmo?', 'Bitcoin?']"></span>
<script>
$(document).ready(function() {
new Writer
});
</script>
2
solved How to replicate a typing effect using jQuery/JavaScript?