JavaScript Loop Control

In JavaScript, loop control statements allow you to modify the execution of loops. There are three types of loop control statements in JavaScript: Example: for (let i = 1; i <= 10; i++) { if (i === 5) { break; } console.log(i); } // Output: 1 2 3 4 Example: for (let i = 1; …

JavaScript for…in loop

The for…in loop is a JavaScript loop used to iterate over the properties of an object. It works by looping over all the enumerable properties of an object, including any properties inherited from its prototype chain. The syntax for the for…in loop is as follows: for (variable in object) { // code to be executed …

JavaScript For Loop

A for loop in JavaScript is a control flow statement that allows you to repeatedly execute a block of code a certain number of times. The syntax for a for loop is as follows: for (initialization; condition; increment/decrement) { // code to be executed } The initialization step initializes the loop variable before the loop …

JavaScript While Loops

JavaScript While loops are a type of loop statement that allows you to repeatedly execute a block of code as long as a specified condition is true. The syntax for a while loop is as follows: while (condition) { // code to be executed } Here, the condition is an expression that is evaluated before …

JavaScript Switch Case

JavaScript Switch Case is a control structure used to execute different code blocks based on the value of a given expression. The expression is evaluated and then compared with the cases defined within the switch statement. Here is the basic syntax of the JavaScript Switch Case statement: switch(expression) { case value1: // code block to …

JavaScript if…else Statement

The if…else statement in JavaScript is a conditional statement that allows you to execute different blocks of code based on whether a certain condition is true or false. Here’s the basic syntax: if (condition) { // code to execute if condition is true } else { // code to execute if condition is false } …

JavaScript Variables

In JavaScript, variables are used to store data values that can be referenced and manipulated throughout your code. To create a variable in JavaScript, you use the var, let, or const keyword, followed by the variable name, and optionally a value assignment. Here are the three different ways to create variables in JavaScript: Example: var …