Example. The example below uses a do while loop. The loop will always be executed at least once, even if the condition is false, because the code block is executed before the condition is tested:

This tutorial shows how to use the JavaScript while loop statement to create a loop that executes a block as long as a condition is true.

The while statement creates a loop (araund a code block) that is executed while a condition is true. The loop runs while the condition is true. Otherwise it stops.

The JavaScript while and do…while loops repeatedly execute a block of code as long as a specified condition is true. In this tutorial, you will learn about the JavaScript while and do…while loops with examples.

Mar 13, 2025 · The while statement creates a loop that executes a specified statement as long as the test condition evaluates to true. The condition is evaluated before executing the statement.

Nov 19, 2024 · The while loop executes a block of code as long as a specified condition is true. In JavaScript, this loop evaluates the condition before each iteration and continues running as long as the condition remains true. Here’s an example that prints from 1 to 5.

Jun 19, 2022 · Any expression or variable can be a loop condition, not just comparisons: the condition is evaluated and converted to a boolean by while. For instance, a shorter way to write while (i != 0) is while (i): If the loop body has a single statement, we can omit the curly braces {…}:

Jul 19, 2024 · In this blog post, we will dive deep into practical exercises that utilize while loops in JavaScript. Each exercise will be accompanied by a detailed explanation and a code snippet to help...

Jan 16, 2021 · The while statement will help you to execute a piece of code repeatedly until you achieve the desired condition. Learn its syntax and use cases in this tutorial.

JavaScript includes while loop to execute code repeatedly till it satisfies a specified condition. Unlike for loop, while loop only requires condition expression. Syntax: