- To start asynchronous programming
Object: ποΈ usedFunction: ποΈ usedBoolean: ποΈ usedNumber: ποΈ usedSymbol: π knownundefined: ποΈ usednull: ποΈ usedthis: ποΈ usedinstanceof: ποΈ used...spread: ποΈ used...rest: ποΈ usedtypeof: ποΈ used- Destructuring: ποΈ used
- Generators: π heard
- Iterators: π heard
- Async generator: π heard
- Async iterator: π heard
- Chaining: π heard
- Optional chaining: π heard
- IIFE: π heard
- Async IIFE: π heard
global: π knownglobalThis: π heard- Getters and setters: π heard
prototype: π heard- Equality operators: ποΈ used
- Logical operators: ποΈ used
- Ternary operator: ποΈ used
yield: π heardawait: π heard- Template literal: ποΈ used
- Strict mode: ποΈ used
super: ποΈ usedstatic: π heard- Private class fields: π known
- Private class methods: π known
if: ποΈ usedwhile: ποΈ useddo..while: π knownfor: ποΈ usedfor..of: ποΈ usedfor await: π heardthrow: ποΈ usedbreak: π knowncontinue: π knownimport: π knownexport: π knowntry..catch: π knownclass: ποΈ usedextends: ποΈ usednew: ποΈ used- Arrow function: ποΈ used
- Async function: π known
- Function declaration: ποΈ used
- Function expression: ποΈ used
- Default parameters: ποΈ used
- Functional object: π heard
return: ποΈ usedArray: ποΈ usedMap: ποΈ usedSet: ποΈ used- Mixins: π known
Object.assign: π knownProxy: π knownError: ποΈ usedWeakRef: π heardFinalizationRegistry: π heardPromise: π heardconsole: ποΈ used- Timers: ποΈ used
- V8: π heard
- prettier: π known
- To start Node.js
Object: ποΈ usedFunction: ποΈ usedBoolean: ποΈ usedNumber: ποΈ usedBigInt: ποΈ usedString: ποΈ usedSymbol: ποΈ usedInfinity: ποΈ usedNaN: ποΈ usedundefined: ποΈ usednull: ποΈ usedthis: ποΈ usedinstanceof: ποΈ used...spread: ποΈ used...rest: ποΈ usedtypeof: ποΈ used- Destructuring: ποΈ used
- Generators: ποΈ used
- Iterators: ποΈ used
- Async generator: ποΈ used
- Async iterator: ποΈ used
- Chaining: ποΈ used
- IIFE: ποΈ used
- Async IIFE: ποΈ used
global: ποΈ usedglobalThis: ποΈ used- Getters and setters: ποΈ used
- Equality operators: ποΈ used
- Logical operators: ποΈ used
- Ternary operator: ποΈ used
void: ποΈ usedyield: ποΈ usedawait: ποΈ used- Template literal: ποΈ used
- Strict mode: ποΈ used
delete: ποΈ usedin: π heardsuper: ποΈ usedeval: π knownstatic: ποΈ usedNumber.parseInt: ποΈ usedNumber.parseFloat: ποΈ used- Property descriptors: π known
- Sealing properties: π known
- Freezing properties: π known
- Computed properties: π known
- Instance class fields: π known
- Static class fields: π known
- Private class fields: π known
- Private class methods: π known
if: ποΈ usedwhile: ποΈ useddo..while: ποΈ usedfor: ποΈ usedfor..in: π knownfor..of: ποΈ usedfor await: ποΈ usedthrow: ποΈ usedbreak: ποΈ usedcontinue: ποΈ usedimport: ποΈ usedexport: ποΈ usedtry..catch: ποΈ usedclass: ποΈ usedextends: ποΈ usednew: ποΈ used- Arrow function: ποΈ used
- Async function: ποΈ used
- Function declaration: ποΈ used
- Function expression: ποΈ used
- Default parameters: ποΈ used
- Functional object: π heard
return: ποΈ usedArray: ποΈ usedMap: ποΈ usedSet: ποΈ usedWeakMap: π knownWeakSet: π known- Typed arrays: π known
- Mixins: π heard
Object.assign: π knownProxy: π knownRegExp: π knownDate: π knownMath: π knownReflect: π knownError: ποΈ usedAtomics: π heardJSON: ποΈ usedWeakRef: π heardFinalizationRegistry: π heardPromise: ποΈ usedconsole: ποΈ used- Timers: ποΈ used
- V8: ποΈ used
- Node.js: π heard
- npm: π known
- prettier: π known