| Feature | Example | Section |
|---|---|---|
| Change array by copy | arr.toSorted() | 6.13.7 |
| findLast(), hashbang | arr.findLast(f) | 6.13.7, 6.12.7 |
| Symbols as WeakMap keys | weak.set(Symbol(), v) | 6.15.2 |
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ES2023
ECMAScript 2023 (ES14)
ECMAScript 2023 (ES14)
| Feature | Example | Section |
|---|---|---|
| Change array by copy | arr.toSorted() | 6.13.7 |
| findLast(), hashbang | arr.findLast(f) | 6.13.7, 6.12.7 |
| Symbols as WeakMap keys | weak.set(Symbol(), v) | 6.15.2 |