Invoke a callback `n` number of times using Array, fill, and map (JS).

times.js

'use strict';

/**
 * Invoke a callback `n` number of times.
 *
 * @param {Number}   n  - The times.
 * @param {Function} cb - The callback.
 */
function times(n, cb) {
  Array(n).fill().map(function(_, i) {
    if (typeof cb === 'function') {
      cb(i);
    }
  });
}