JavaScript, ReactJS Frontend Syllabus:

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• Language Introduction
• console.log(), alert(), prompt() & confirm() functions
• Identifiers and rules
• Constants or Literals
• Variable Declaration using var, let and const
• Variable Scope
• Hoisting and let vs var
• Function basics
• Element Selector Basics
• Element Selector Advance
• Element Selector Modern
• Operators
• Operator Precedence
• Decision making if-else
• Switch, case, default and break
• Looping using for, continue and break
• Looping using while-do-while
• Event Programming Classic Approach
• Function Recursion
• Anonymous Function
• Arrow Function
• Function Expression
• Call back Function
• Function Closure
• typeof keyword
• new keyword and object creation
• Arrays and array-literal
• Arrays with for-of
• Arrays and array-library
• Arrays and filter, map and reduce
• String and string-library
• Number and Math class
• Boolean class
• Date class and the library
• instanceof keyword
• Event Handling Modern Approach
• Event Target
• Event Bubbling
• Event Propagation
• Event Capturing
• Event Delegation
• this keyword and anonymous-function vs arrow-function
• Calculator App
• Calendar App
• Analog Clock App
• What is class and object
• Object class and object literal
• function constructor and object
• class keyword and object creation
• Prototype and Prototypal Inheritance
• Method overriding
• object properties and for-in
• Mini App a CRUD implementation
• Exception Handling try-catch-finally-throw
• Asynchronous request using AJAX
• XMLHttpRequest, open(), send()
• onreadystatechange, readyState, status and responseText
• JS Object vs JSON
• JSON stringify() and parse()
• Promise and Response API
• fetch api with async and await
• Promise then() and catch()
• Response json() and text()
• Weather App using fetch API
• Regex and validation
• call(), bind() and apply()
• Different Events and Examples
• Array and Object Destructuring
• Spread and Rest Operators
• Memoization
• Currying
• Throttling
• Debouncing
• Local and Session Storage
• Async Await and Defer
• Pollyfill
• setTimeout( ) and setInterval( )