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hartraft/es6-array.js

Created December 20, 2017 16:53
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es6-array.js
// from() – determine the result’s constructor via the receiver
// (in this case, MyArray)
let instanceOfMyArray = MyArray.from([1, 2, 3], x => x * x);
// map(): the result is always an instance of Array
let instanceOfArray = [1, 2, 3].map(x => x * x);
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