QR Code Generator
HTML
<textarea class="form-control" id="url" placeholder="Past Code" style="height: 85px;"></textarea>
<div class="img-thumbnail">
<a href="https://chart.googleapis.com/chart?chs=300x300&cht=qr&chl=&choe=UTF-8" id="link">
<img id="img" src="https://chart.googleapis.com/chart?chs=300x300&cht=qr&chl=&choe=UTF-8">
</a>
</div>
Script
$(document).ready(function(){
$("#url").on("change keyup paste", function() {
var url = $('#url').val();
var lbl_url = "https://chart.googleapis.com/chart?chs=300x300&cht=qr&chl="+url+"&choe=UTF-8"
$('#img').attr('src', lbl_url);
$('#link').attr('href', lbl_url);
});
});