var array = [6, 10, 2, 8, 4];
array.sort(function (a, b) a - b);
alert(array.toSource());
var { cos, PI } = Math;
alert(cos(PI));
function Array() {
return new String("String");
}
var x = [];
alert(x.toSource());
function add(a, b) a + b;
function mul(a, b) a * b;
alert([1, 2, 3, 4].reduce(add, 0));
alert([2, 3, 4, 5].reduceRight(mul));
var re = /r/y;
alert(re.sticky);
alert(re.test("string"));
re.lastIndex = 2;
alert(re.test("string"));
alert("12-3".match(/\d/g).toSource());
alert("12-3".match(/\d/gy).toSource());