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.

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.

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 …

JavaScript while Loop. The while loop is like a persistent friend who keeps asking, "Are we there yet?" until you finally reach your destination. It's a fundamental tool in programming that allows us to repeat a block of code as long as a specified condition is true. Basic Syntax. Here's what a while loop looks like in its simplest form:

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.

Learn about JavaScript While Loop, Its Syntax, Uses & Examples. Master this essential loop to simplify your code and handle repetitive tasks efficiently.