m1m6

function flatArray(arrayToBeFlatted, output) {
  if (!arrayToBeFlatted){
    throw new Error('Please provide valid array')
  }
  if (!output) {
    output = [];
  }

  for (let i = 0; i < arrayToBeFlatted.length; i++) {
    const currentArrayItem = arrayToBeFlatted[i]

m1m6

var arr = [{age:30, gender: "male", name: "john"},
           {age:31, gender: "male", name: "ahmad"},
           {age:32, gender: "female", name: "salem"},
           {age:39, gender: "female", name: "artugel"},
           {age:40, gender: "female", name: "micheal"}]

getResults(arr);

function getResults(arr){
  if (arr){