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Home/ Questions/Q 8647121
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Editorial Team
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Editorial Team
Asked: June 12, 20262026-06-12T12:59:13+00:00 2026-06-12T12:59:13+00:00

I have <div id=qrcode></div> Then jquery.qrcode.js plugin creates over a ` element with the

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I have <div id="qrcode"></div>

Then jquery.qrcode.js plugin creates over a` element with the QR Code.

So, i would like to put a <button> element in the page for downloading that “image” (it’s a canvas element) created on the fly.

Is it possible to do that?

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  1. Editorial Team
    Editorial Team
    2026-06-12T12:59:14+00:00Added an answer on June 12, 2026 at 12:59 pm

    jquery canvas image download

    The saving of the image can be done using HTML5 blobs.

    http://www.html5rocks.com/en/tutorials/file/filesystem/#toc-file-writing

    You can get Blob out of the like done in this code:

    https://github.com/miohtama/Krusovice/blob/master/src/tools/resizer.js

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