Easing Function(緩動函數) Back
Easing functions has allowed you to apply custom mathematical formulas to your animations in order to make them more real. As the website easings.net describes, objects in real life does not just start and stop instantly, and almost never move at a constant speed. That's why we needs a type of function to describe a real animation for those objects.
See the Pen NMMWva by aleen42 (@aleen42) on CodePen.
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