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Reduce Array of Objects by Key [duplicate]

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Gabriel Metre Resende answered on December 2, 2022 Popularity 3/10 Helpfulness 4/10

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answer Reduce Array of Objects by Key [duplicate]

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Reduce Array of Objects by Key [duplicate]

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const arr = [
  {name: "qewregf dqewafs", value: "qewregf dqewafs answer", count: 2},
  {name: "survey with select", value: "survey with select answer", count: 2},
  {name: "werasd", value: "Donald", count: 1},
  {name: "werasd", value: "Jim", count: 1}
];

const result = arr.reduce((acc, d) => {
  const found = acc.find(a => a.name === d.name);
  const value = { name: d.name, val: d.value };
  if (found) {
    found.data.push(value);
  }
  else {
    acc.push({ name: d.name, data: [{ value: d.value, count: d.count }] });
  }
  return acc;
}, []);

console.log(result)
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Popularity 3/10 Helpfulness 4/10 Language javascript

Source: stackoverflow.com

Tags: javascript key reduce

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Gabriel Metre Resende

Contributed on Dec 02 2022

Gabriel Metre Resende

0 Answers Avg Quality 2/10

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