JavaScript In Practice: ES6 And Beyond/

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Generators and Iterators

Generators and Iterators

generators returning Iterators that are also Iterables

We'll cover the following...

Recall our string iterator example to refresh what iterable objects and iterators are:

Node.js
let message = 'ok';
let stringIterator = message[Symbol.iterator]();

We call the next method of stringIterator to get the next element:

Node.js
console.log( stringIterator.next() );

However, before we learned about iterators, we used the ...