小编Iri*_*min的帖子

arrayOfArrays = [{
    label: 'First Value',
    data: [1, 2, 3, 4, 5, 6, 7, 8]
  },
  {
    label: 'Second Value',
    data: [1, 2, 3, 4, 5, 6, 7, 8]
  },
  {
    label: 'Third Value',
    data: [1, 2, 3, 4, 5, 6, 7, 8]
  }
];

var result = arrayOfArrays.reduce(function(array1, array2) {
  return array1.data.map(function(value, index) {
    return value + array2.data[index];
  }, 0);
});

console.log(result)