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Home/ Questions/Q 7566187
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Editorial Team
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Editorial Team
Asked: May 30, 20262026-05-30T14:20:56+00:00 2026-05-30T14:20:56+00:00

I want to store the Image into my Server side Database. Once the user

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I want to store the Image into my Server side Database. Once the user draw using canvas and hit a Submit button , Canvas Element should be converted to image format and then I want to store that Image into my database for further use. I can use this image to verify the user next time he visits my site.

Can anyone help me to sort it out? My server code is written in Java Servlets

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  1. Editorial Team
    Editorial Team
    2026-05-30T14:20:57+00:00Added an answer on May 30, 2026 at 2:20 pm

    Use Canvas.toDataURL() which will return a string with a base64 encoded PNG. You can then store it as a normal text or decode and save as a file. To put it back on canvas you simply pass this string as a source for Canvas.draw(source, 0, 0) method

    Fiddle for you: http://jsfiddle.net/9a7Xd/

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