Merge pull request #3180 from gleachkr/patch-1

Update article.md
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Ilya Kantor 2022-09-20 13:58:02 +02:00 committed by GitHub
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@ -291,7 +291,7 @@ set.forEach((value, valueAgain, set) => {
Note the funny thing. The callback function passed in `forEach` has 3 arguments: a `value`, then *the same value* `valueAgain`, and then the target object. Indeed, the same value appears in the arguments twice.
That's for compatibility with `Map` where the callback passed `forEach` has three arguments. Looks a bit strange, for sure. But may help to replace `Map` with `Set` in certain cases with ease, and vice versa.
That's for compatibility with `Map` where the callback passed `forEach` has three arguments. Looks a bit strange, for sure. But this may help to replace `Map` with `Set` in certain cases with ease, and vice versa.
The same methods `Map` has for iterators are also supported: