Basics

• What is ECMA script
• About its versions
• Static and dynamic language
• Get familiar about the place where JS using

Runing Javascript

• Script tag
• link external file
• Browser console

Variables

• var
• let
• const
• scope(globle, function, block)
• How lexical scope works
• Hoisting
• Temporal Dead Zone

DataTypes and Data structure

Primitive

• undefined
• null
• boolean
• Number
• BigInt
• String
• Symbol

Non–Primitive

• Object & Array

Data structure

• Array
• Map/Weak Map
• Set/Weak set
• Date

Type conversion

• Explicit Conversion
• Implicit Conversion
• == & ===( Equality )

Conditional Statements

• if
• else
• else if
• switch

Loops

• for
• while
• do…while
• break/continue
• for…in
• for…of

Operators

• Arithmetic Operators
• Comparison Operators
• Logical Operators
• Assignment Operators
• Ternary Operators
• Type of Operators

Functions

• Function declarations
• Function expressions
• Calling Functions
• Parameters and arguments
• Scope
• Arrow functions
• Anonymous function
• Immediately Invoked Function Expression (IIFE)
• Higher Order Function(map, reduce, filter) ADVANCED
• Function Currying ADVANCED

Built-in methods

• String methods
• Array methods
• Number methods

this

• How this work in JS
• Imlicit Binding
• New Binding
• Lexical Binding
• Default Binding
• “this” in case of Arrow Functions
• Explicit Binding(call, apply and bind) ADVANCED

Prototype

• What is Prototype in JS
• Prototype Chain
• Prototypes and interitance
• Class ADAVANCED
• Interators ADAVANCED
• Generators ADAVANCED
• Event Loop ADAVANCED

Asynchronous JS

• setTimeout
• setInterval
• callbacks
• Promises ADAVANCED
• async / await ADAVANCED

Few More Concepts

• template literals
• Spread oprators
• Rest oprators
• Array and object destructuring
• extends keyword
• Strict mode
• Regular Expressions