Window Variable JavaScript | Declare global variables inside a function

Window Variable means that the variable is being declared at the global scope In JavaScript. Window Variable is used to declare JavaScript global variables inside the function. However, it’s not recommended to create or declarer Global variables generally and it should be avoided. A better way to define variables within the scope of functions. Window Read More…


JavaScript global variable | Example code

Variables don’t have limited scope to use by only a single function and defined outside of functions called global variables in JavaScript. A global variable can be defined anywhere in your JavaScript code and can be accessed from any function or scripts. JavaScript global variable Example code HTML example code:-

Output: What is the Read More…


Scope of variables in JavaScript | Simple example code

Scope of variables in JavaScript only has two types Global Variables and Local Variables. Note: In JavaScript, objects and functions are also variables. Scope of variables in JavaScript and Examples Let’s see HTML example code for both type of scope and understand the use and different of it. Global Scope A variables are outside of Read More…


JavaScript ternary operator without else condition | Is it possible?

How to use a ternary operator in JavaScript without else or empty? Is it possible? A ternary operation is called ternary because it takes 3 arguments, if it takes 2 it is a binary operation. It’s an expression returning a value. If you omit the else you would have an undefined situation where the expression Read More…


Ternary operator multiple conditions JavaScript | Example code

Ternary operator more than one condition is possible with nesting it. Let’s see example for that in this tutorial. Example of Ternary operator multiple conditions JavaScript HTML example code for If mark -> 1 then result = A If mark -> 2 then result = B else result = C

Output: JS Ternary functions Read More…


JavaScript conditional operator | Example code

JavaScript conditional operator is assigned a value to a variable based on some condition. It’s the only JavaScript operator that takes three operands. It also called a ternary operator. Syntax of conditional operator in JS.

JavaScript conditional operator Example Let’s see simple HTML example code for a given condition – If the value is Read More…


JavaScript addition, subtraction, multiplication, division | Simple Examples

Addition, subtraction, multiplication, and division are basic Arithmetic operations in JavaScript. Addition Code: The addition operator (+) adds numbers:

Subtraction code: The subtraction operator (-) subtracts numbers.

Multiplication Code: The multiplication operator (*) multiplies numbers.

Division Code: The division operator (/) divides numbers.

JavaScript addition, subtraction, multiplication, division Examples HTML complete Read More…


Write a JavaScript program that calculates the product of two numbers and returns the result

In this tutorial you will learn with an example where the user clicks the button after entering the number in their respective text boxes, the result will get displayed through the alert box. It’s a very easy JavaScript Example code of calculates the product of two numbers and returns the result. JavaScript example of calculating Read More…


Initializing an Array with a Single Value in JavaScript | Example code

How to initialize all members of an array to the same value in JS? There are several ways to create an array in JavaScript to Initializing an Array with a Single Value. Like Array Constructor, map, Array.from(), etc. Let’s See HTML examples for some of methods Array Constructor Use Array Constructor to create an array Read More…


JavaScript recursive function array | Compute the sum of an array of integers

A JavaScript recursive function is a function that calls itself until it doesn’t. It has a condition to stop calling itself, otherwise, it will call itself indefinitely. JavaScript recursive function array Example code HTML example code program to compute the sum of an array of integers in JavaScript.

Output: Do comment if you have Read More…