What is the fastest way to move a rectangular (pixel) region inside a HTML5 canvas element

Question

I want to implement vertical scrolling of the contents of a HTML5 canvas element. I don\'t want to render the whole content again. Instead I would like to move the whole con

Answer 1

For absolute speed, I would use an over-sized inside a

with overflow:hidden set then use regular DOM methods to scroll the inside the

.

Of course, this sacrifices memory usage in favor of speed.

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