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 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.

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.

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...

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.

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): i --; } If the loop body has a single …

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.

This section provides practical examples to help you understand how the while loop works in JavaScript. Each example is explained step by step to ensure clarity and ease of learning. Example 1: Printing Numbers from 1 to 5. This example demonstrates a basic use of the while loop to print numbers sequentially from 1 to 5.

Oct 3, 2024 · The while loop is a powerful tool in JavaScript for running a block of code as long as a specified condition remains true. It is particularly useful when you don't know beforehand how many times you need to repeat the loop.