- Language
- Object 🖐️ used
- this 🖐️ used
- arrow function 🖐️ used
- async function 🖐️ used
- call 🖐️ used
- bind 🖐️ used
- apply 🖐️ used
- instanceof 🖐️ used
- ...spread 🖐️ used
- ...rest 🖐️ used
- typeof 🖐️ used
- destructuring 🖐️ used
- generator 🖐️ used
- iterator 🖐️ used
- async generator 👂 heard
- async iterator 👂 heard
- chaining 🖐️ used
- optional chaining 🖐️ used
- IIFE 🖐️ used
- global 🖐️ used
- globalThis 🖐️ used
- window 🖐️ used
- getters and setters 🖐️ used
- proto 👂 heard
- prototype 👂 heard
- equality operators 🖐️ used
- logical operators 🖐️ used
- bitwise operators 👂 heard
- ternary operator 🖐️ used
- void 🖐️ used
- yield 👂 heard
- await 🖐️ used
- template literal 🖐️ used
- strict mode 🖐️ used
- delete 🖐️ used
- in 🖐️ used
- super 🖐️ used
- Symbol 🖐️ used
- Reflect 👂 heard
- Statements
- if 🖐️ used
- while 🖐️ used
- do..while 🖐️ used
- for 🖐️ used
- for..in 🖐️ used
- for..of 🖐️ used
- for await 🖐️ used
- throw 🖐️ used
- break 🖐️ used
- continue 🖐️ used
- import 🖐️ used
- export 🖐️ used
- label 👂 heard
- try..catch 🖐️ used
- switch 🖐️ used
- class 🖐️ used
- new Error 🖐️ used
- with 👂 heard
- Functions
- function declaration 🖐️ used
- function expression 🖐️ used
- return 🖐️ used
- default parameters 🖐️ used
- functional object 👂 heard
- Data structures
- Array 🖐️ used
- mixin 👂 heard
- extend 👂 heard
- typed arrays 🖐️ used
- Map 🖐️ used
- Set 🖐️ used
- undefined 🖐️ used
- null 🖐️ used
- Proxy 👂 heard
- weak collections 👂 heard
- timers 🖐️ used
- EventEmitter 🖐️ used
- RegExp 🖐️ used
- Date 🖐️ used
- BigInt 👂 heard
- Infrastructure
- V8 🖐️ used
- Node.js 🖐️ used
- npm 🖐️ used
- prettier 🖐️ used
- MDN 🖐️ used