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What does will-change in CSS actually do?

jakub.kr · 1,011 words · saved by 2 readers

An article about the will-change CSS property and how it works.

will-change in CSS will-change in CSS I've been using the will-change CSS property for a while now, but I realized I never understood exactly what it does under the hood. no will-change will-change Hover over the buttons to see the difference that will-change makes Below you can see an example of a difference that will-change can make. On the left, you can see the characters and icon move around in an unexpected way when hovered, while on the right, there is no unexpected movement. no will-change vs will-change example Safari in particular struggles with this and the difference is very noticea

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