Table of Contents

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Getting Started

Introduction To Javascript

Where to Write Javascript Code

Say Hello To Javascript

Basic Syntax & Declaration

JavaScript Types of Value

JavaScript Data Types

JavaScript Variables

JavaScript Operators

JavaScript Comments

Control Statements

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Function & Events

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Array and its Types

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OOP : Object Oriented Programming

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Javascript Standards

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HTML DOM

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Javascript : Advanced 1

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Javascript : Advanced 2

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Additional JavaScript

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Number

Introduction

Numbers in Javascript can be of 2 Types i.e numbers with decimals(Floating Pointers) and without decimals

Example : 2,3,4,5,6,... etc are numbers without decimals.

2.3, 4.5, 5.8,... etc are numbers with decimals.


var x = 2;
var y = 4.5;

Syntax for Properties


Number.propertyName

Properties

Example


console.log(Number.MAX_VALUE);

// Output
// 1.7976931348623157e+308

Syntax for Methods


Number.methodName(number)

Methods

Example


console.log(Number.isInteger(500));
console.log(Number.isInteger(2.5));

// Output
// True
// False

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