javascript create empty array of a given size

Question

in javascript how would I create an empty array of a given size

Psuedo code:

X = 3;
createarray(myarray, X, \"\");

output:

Answer 1

Try using while loop, Array.prototype.push()

var myArray = [], X = 3;
while (myArray.length < X) {
  myArray.push("")
}

Alternatively, using Array.prototype.fill()

var myArray = Array(3).fill("");