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Cleaning: Remove outdated "class fields" notes like "recent addition" #3908

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Cleaning: Remove outdated "class fields" notes like "recent addition" #3908

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8 changes: 2 additions & 6 deletions 1-js/09-classes/01-class/article.md
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Expand Up @@ -291,13 +291,9 @@ Such features are easy to remember, as they resemble that of literal objects.

## Class fields

```warn header="Old browsers may need a polyfill"
Class fields are a recent addition to the language.
```

Previously, our classes only had methods.
Class fields are a standard part of the language and are supported in modern browsers.

"Class fields" is a syntax that allows to add any properties.
They provide a clean syntax for declaring properties directly inside the class body, without placing them inside the constructor.

For instance, let's add `name` property to `class User`:

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