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update post: How does in-built Array iterator work?

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2020-07-16 10:20:05 +05:30
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@@ -13,7 +13,7 @@ When we use spread operator, like `[...someArray]` - it treats someArray as a ge
2. Then it consumes all the values from the iterable by calling `iter.next()` repeatedly. 2. Then it consumes all the values from the iterable by calling `iter.next()` repeatedly.
This method `.next()` returns response in this structure `{value: "something", done: true|false}`. This method `.next()` returns response in this structure `{value: "something", done: true|false}`.
3. While values are available, it returns `done: true`; after all values are finished, it returns `done: false`. After this, the consumer (i.e. spread operator) should stop asking for more values. 3. While values are available, it returns `done: false`; after all values are finished, it returns `done: true`. After this, the consumer (i.e. spread operator) should stop asking for more values.
This is how the iterable/iterator stuff works. This is how the iterable/iterator stuff works.