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A Quick JS Reduction: My possibly-too-clever way to reduce an array into one object in javascript

Boots on April 20, 2020

Let's say you have an array of user objects, all with unique IDs, but you want to group them in a single object by their ids. // These are your o...
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avalander profile image
Avalander •

Not that it matters, but for the sake of offering an alternative solution I'd probably lean more towards Object.fromEntries than reduce.

Object.fromEntries(users.map(u => [ u.id, u ]))
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brettimus profile image
Boots •

totally matters and I wish I could heart this twice -- I've never seen Object.fromEntries!