Zoomin(), which creates a zoom-in action for scaling up the image size by 100 pixels until the maximum defined size (1000 px.) is reached. drawImage function allows us to render and scale images on canvas element. Resizing images in browser using canvas is relatively simple. Here, each plug-in is responsible for creating its own functionality. Those functions work for any tag that you label with the ID zoom_img. Image resizing in JavaScript - Using canvas element The HTML
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