Chapter 21Canvas & SVG: Canvas or SVG?
As we've seen, both canvas and SVG can do similar things. So how do you decide which to use?
Firstly, let's look at how each one is defined:
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SVG is short for Scalable Vector Graphics and is a language that's used to describe graphics in XML.
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Canvas, on the other hand, is a way of drawing graphics on the fly using JavaScript.
Now that really doesn't tell you a great deal about the differences between them and how they can each be used, so let's look at it in a little more depth. In SVG, drawn shapes are remembered as objects and therefore, if the attributes of that object change, the browser can then re-render the shape automatically. However, as canvas elements are drawn pixel-by-pixel, then any changes ...
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