/**
 * @module  mumath/closest
 */
'use strict';

module.exports = function closest (num, arr) {
	var curr = arr[0];
	var diff = Math.abs (num - curr);
	for (var val = 0; val < arr.length; val++) {
		var newdiff = Math.abs (num - arr[val]);
		if (newdiff < diff) {
			diff = newdiff;
			curr = arr[val];
		}
	}
	return curr;
}