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All LessonsFree Lessons (9)

Introduction to JavaScript

Getting Started with JavaScript How to Write Comments in JavaScript?

DataTypes

Data Types and Arithmetic Operators

Playing Around With Strings

Comparison and Ternary Operators

Null, Undefined and Symbol

The let keyword

The Object Type

Quiz: DataTypes

All about Arrays

Introduction to Arrays Manipulating Arrays Quiz

Functions and Operators

Functions The typeof Operator Additional Operators Quiz: Functions and Operators

Executing Selective Instructions

If, Else If and Else Statements Switch statements The ternary operator Quiz: Executing Selective Instructions

Loops

The While Loop The Do-While Loop The For Loop Some more Loops Break and Continue Quiz: Loops

Values and Reference Types

Value and Reference Types Mistake: treating a value type as a reference type Mistake: treating a reference type as a value type Quiz: Values and Reference Types

Cloning Objects

Shallow Copy Prototypal Inheritance Are Shallow Copies Dangerous?Deep Copy Restricted Deep Copy Implementations Quiz: Cloning Objects

Using Strings in Javascript

Javascript Strings Sorting Strings Length of a String And Inserting New Lines Trimming Strings Accessing Characters inside a String Finding the Index of a Substring inside a String Splitting a String into an Array of Substrings Joining Strings Slicing A String Replacing Characters of a String Upper and Lower Case Letters Exercise: String Manipulation Exercise: Join, Map and Split Exercise: String Parsing Exercise: String Slicing

JavaScript with HTML and CSS

Creating the Markup Adding JavaScript Code Finishing up with Style HTML Classes: Separation of Concerns

The Modern Javascript

JavaScript on the Client JavaScript on the Server Other Important JavaScript Use Cases Ease of Becoming A JavaScript Developer JavaScript Learning Experience According to Science Summary

JavaScript in Practice: Getting Started

Null, Undefined and Symbol

Learn about the Null, Undefined and Symbol primitive datatypes

We'll cover the following...

Null
Undefined
Symbol

Null, undefined, and Symbols are primitive types.

Null

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