Conditional spread element

Question

const cond = false

const extraInfo = [
  {
    a: 11,
    b: 25
  },
  {
    a: 12,
    b: 34
  },
  {
    a: 1,
    c: 99
  }
]

const userInfo = [
  {
    z: 8
  },
          


        

Answer 1

const extraInfo = [
  {
    a: 11,
    b: 25
  },
  {
    a: 12,
    b: 34
  },
  {
    a: 1,
    c: 99
  }
];
const userInfo = [
  {
    z: 8
  },
  {
    z: 10
  },
];

const cond = true;
let getMyValue = cond ? [].concat(extraInfo, userInfo) : userInfo;

console.log(getMyValue)