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From:
Robin Pokorny
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Index as a key is an anti-pattern | Robin Pokorny
https://robinpokorny.com/blog/index-as-a-key-is-an-anti-pattern/
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It looks elegant and it does get rid of the warning (which was the ‘real’ issue, right?). What is the danger here? Let me explain, a key is the only thing React uses to identify DOM elements. What…
