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/** * Sort an array of numbers by their numeric value, ensuring that the * array is not changed in place. * * This is necessary because the default behavior of .sort * in JavaScript is to sort arrays as string values * *     [1, 10, 12, 102, 20].sort() *     // output *     [1, 10, 102, 12, 20] * * @param {Array<number>} x input array * @return {Array<number>} sorted array * @private * @example * numericSort([3, 2, 1]) // => [1, 2, 3] */function numericSort(x) {    return (        x            // ensure the array is not changed in-place            .slice()            // comparator function that treats input as numeric            .sort(function (a, b) {                return a - b;            })    );}
export default numericSort;