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オブジェクト配列をオブジェクトに変換する

JavaScript

Posted at 2022-12-26

const array = [
    {id: 1, value: 1},
    {id: 2, value: 1.2},
    {id: 3, value: 3},
];
const obj = array.reduce((sum, v) => ({...sum, [v.id]: v}), {});

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