5DESTRUCTURING FOR EASIER DATA ACCESS
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Object and array literals are two of the most frequently used notations in JavaScript, and thanks to the popular JSON data format, they have become a particularly important part of the language. It’s quite common to define objects and arrays, and then systematically pull out relevant pieces of information from those structures. ECMAScript 6 simplifies this task by adding destructuring, which is the process of breaking down a data structure into smaller parts. This chapter shows you how to harness destructuring for objects and arrays.
Why Is Destructuring Useful?
In ECMAScript 5 and earlier, the need to fetch ...
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