Array API: array.fill()

Array.prototype.fill can fill up an array with one value

• fill(0) will populate 0 into each array element
• fill only changes content, adds no new elements
• second parameter to fill() is the position where to start filling
• third parameter is the position where filling stops

Links

discussion A discussion in a github issue, about how to use this kata.
mdn docs API doc on MDN.