es6ArrayFuncCopyWithin.js

"use strict";

var log = function log(x) {
  console.log(x);
};

var ary = [10, 23, 4, 0, 77];

var c = ary.copyWithin(0, 2); // [4, 0, 77, 0, 77]

var ary = [10, 23, 4, 0, 77];

var d = ary.copyWithin(0, 2, 3); // [4, 23, 4, 0, 77]

var ary = [10, 23, 4, 0, 77];

var e = ary.copyWithin(-1, 2, 3); // [10, 23, 4, 0, 4]

log(e);