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 · A for loop in JavaScript repeatedly executes a block of code as long as a specified condition is true. It includes initialization, condition checking, and iteration steps, making it efficient for controlled, repetitive tasks.

Apr 3, 2025 · The for statement creates a loop that consists of three optional expressions, enclosed in parentheses and separated by semicolons, followed by a statement (usually a block statement) to be executed in the loop.

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.

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.

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.

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 …

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 …

Oct 8, 2024 · In this article, we’ve explored 10 common JavaScript for loop examples that will help you understand how to use for loops effectively in your coding projects. From basic loops to more advanced examples, these examples demonstrate the versatility and power of …