JavaScript supports different kinds of loops: The for statement creates a loop with 3 optional expressions: Expression 1 is executed (one time) before the execution of the code block. Expression 2 defines the condition for executing the code block. Expression 3 is executed (every time) after the code block has been executed.

In JavaScript, the for loop is used for iterating over a block of code a certain number of times or over the elements of an array. In this tutorial, you will learn about the JavaScript for loop with the help of examples.

Nov 19, 2024 · JavaScript for loop is a control flow statement that allows code to be executed repeatedly based on a condition. It consists of three parts: initialization, condition, and increment/decrement. For loop to print table of a number. For loop to print elements of an array.

This tutorial shows you how to use the JavaScript for loop to create a loop that executes a block of code repeatedly in a specific number of times.

May 27, 2022 · For Loop Examples in JavaScript. At this point, we now understand what loops are, so let’s take a look at some examples and see how we can use loops. How to Display Text Multiple Times. Let’s start by displaying some text several times until our condition is met.

Loop (iterate over) an array to collect car names: The loop starts in position 0 (let i = 0). The loop automatically increments i for each run. The loop runs as long as i < cars.length. More examples below. The for statement defines a code block that is executed as long as a condition is true.

Here are some examples of when for loops come in handy: And much more! The keybenefit of a for loop is not having to rewrite the same code over and over. You define the loop once and let the counter variable keep track of each iteration. The basic syntax of a …

Nov 23, 2024 · "Discover practical JavaScript for loop examples, including for, while, and do-while loops, with syntax and usage notes for effective programming."

Feb 24, 2025 · In JavaScript, a for loop allows you to repeat a block of code again and again in your program. It’s like checking every item in the list or repeating any task multiple times. In this blog, we will discuss what JavaScript for loop is, how it works, and how you can use it in your code. Table of Content. What is JavaScript For Loop?

Dec 16, 2024 · In JavaScript, a for loop is used to iterate over an array, object, or a range of numbers, and perform an action for each iteration. 1. Basic For Loop. The basic for loop is the most common type of for loop in JavaScript. It consists of …