How do I write on an image

Answer 1

You can use image pixel manipulation in JavaScript, more about this here:
https://developer.mozilla.org/nl/docs/Web/API/Canvas_API/Tutorial/Pixel_manipulation_with_canvas

Answer 2

oh no u need photoshop

Answer 3

If you want to write on an image at display time, not definitively (not saved changes), you 'simply' have to position a text container element over it:

https://code.sololearn.com/Wr5N3sOhVu5I/#css

Answer 4

<p><input type="button" value="Vytvor" onclick="show_image()" > </p>