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sum two objects javascript

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TalaatMagdy answered on December 9, 2021 Popularity 8/10 Helpfulness 6/10

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answer sum two objects javascript

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Comment

1

var obj1 = {
  a: 12,
  b: 8,
  c: 17
};

var obj2 = {
  a: 12,
  b: 8,
  c: 17
};

var obj3 = {
  a: 12,
  b: 8,
  c: 17
};


function sumObjectsByKey(...objs) {
  return objs.reduce((a, b) => {
    for (let k in b) {
      if (b.hasOwnProperty(k))
        a[k] = (a[k] || 0) + b[k];
    }
    return a;
  }, {});
}

console.log(sumObjectsByKey(obj1, obj2, obj3));
 Run code snippet

Popularity 8/10 Helpfulness 6/10 Language javascript

Source: stackoverflow.com

Tags: javascript sum

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TalaatMagdy

Contributed on Dec 09 2021

TalaatMagdy

0 Answers Avg Quality 2/10

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