I believe you can specify a key in Svelte as well, but perhaps it's used slightl... | Hacker News

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		Mavvie on Nov 11, 2021 \| parent \| context \| favorite \| on: Rich Harris joins Vercel to work on Svelte full ti... I believe you can specify a key in Svelte as well, but perhaps it's used slightly differently than react.

bdougherty on Nov 12, 2021 [–]

Yeah it's not strictly necessary, but if you are updating the list (adding/removing especially), Svelte can know how to reuse elements properly if they are keyed. You also need keys for animations to work properly.

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