Add Items to an Array with push() and unshift()

Summary

• .push and .unshift can be used to modify an array.
• The push() method adds elements to the end of an array.
• The unshift() adds elements to the beginning.

Final Code

function mixedNumbers(arr) {
  // Only change code below this line
  arr.unshift('I', 2, 'three')
  arr.push(7, 'VIII', 9)
  // Only change code above this line
  return arr;
}

console.log(mixedNumbers(['IV', 5, 'six']));