codesanitize

Here are the key features introduced in ES11 (ECMAScript 2020), with detailed descriptions and examples: 1. Optional Chaining (?.): JavaScript 2. Nullish Coalescing Operator (??): JavaScript 3. Dynamic Import: JavaScript 4. Promise.allSettled(): JavaScript 5. String.matchAll(): JavaScript 6. BigInt: JavaScript 7. GlobalThis: JavaScript 8. Import.meta: JavaScript