if you use Date.now() or combine anything with Date.now() at key={} attribute.

plus1tv / react-anime

✨ (ﾉ´ヮ´)ﾉ*:･ﾟ✧ A super easy animation library for React!

https://codepen.io/collection/nrkjgo/

MIT License

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if you use Date.now() or combine anything with Date.now() at key={} attribute. #62

Closed cizz3007 closed 4 years ago

cizz3007 commented 4 years ago

if you use Date.now() or combine anything with Date.now() at key={} attribute. every component will re-rendered on every update. it's shit. every trigger that you are doing is cause re-rendering component

Originally posted by @cizz3007 in https://github.com/hyperfuse/react-anime/issues/43#issuecomment-549718279

benbot commented 4 years ago

That's actually a behavior of react. If the key prop changes between updates than a component will re render.