html2canvas example

how to use html2canvas

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/html2canvas/0.4.1/html2canvas.min.js"></script>
<div id="test">Test content</div>
<button onclick="takeScreenShot()">to image</button>

JavaScript

window.takeScreenShot = function() {
alert('001');
    html2canvas(document.getElementById("test"), {
   
        onrendered: function (canvas) {
         alert('002');
            document.body.appendChild(canvas);
            alert('003');
        },
         
        width:320,
        height:220
    });
}