The JavaScript while statement creates a loop that executes a block of code as long as the test condition evaluates to true. In JavaScript, the break statement is used to stop/ terminates the loop early. The JavaScript while loop iterates the elements for the infinite number of times. The syntax of while loop is given below. Let’s see the simple example of while loop in javascript. The ‘for’ loop structure. The check && num is false when num is null or an empty string. However, when the continue statement is executed, it behaves differently for different types of loops: In a while loop, the condition is tested, and if it is true, the loop is executed again JavaScript do…while Loops. How to break from a (for, while) Loop in JavaScript. The while loop can be thought of as a repeating if statement. Javascript while loop with if statements [closed] Ask Question Asked 7 years, 8 months ago. Syntax: while (condition) { // Statements } Example: This example illustrates the use of while loop. This loop structure is used to execute a group of statements ( or single statement) as long as the given condition remains true. JavaScript Loops while loop. When developers talk about iteration or iterating over, say, an array, it is the same as looping. for loop; for/in a loop (explained later) while loop; do…while loop The continue statement can be used to restart a while, do-while, for, or label statement.. JavaScript loops are used to repeatedly run a block of code - until a certain condition is met. The JavaScript while loop: The JavaScript while loop structure is a conditional loop structure. 1. In this tutorial, we are going to learn about how to break from a for loop and while loop with the help of break statement in JavaScript. Different Types of Loops. Javascript-While loop . In JavaScript, a while statement is a loop that executes as long as the specified condition evaluates to true. Summary: in this tutorial, you will learn how to use the JavaScript while statement to create a loop. In contrast to the break statement, continue does not terminate the execution of the loop entirely. When you use continue without a label, it terminates the current iteration of the innermost enclosing while, do-while, or for statement and continues execution of the loop with the next iteration. If the condition is true, the loop will be … Viewed 19k times 3. JavaScript includes a while loop to executes the code repeatedly till it satisfies a specified condition. The while loop only requires the condition expression. The difference between continue and the break statement, is instead of "jumping out" of a loop, the continue statement "jumps over" one iteration in the loop. Test it Now. The syntax is very similar to an if statement, as seen below. It should be used if number of iteration is not known. Introduction to the JavaScript while loop statement. javascript1min read. Then the while loop stops too. A JavaScript do…while loop executes a statement once and then it checks if a condition is true. JavaScript offers several options to repeatedly run a block of code, including while, do while, for and for-in. While Loop: A while loop is a control flow statement that allows code to be executed repeatedly based on the given Boolean condition. Of course, you will have to copy and paste the same line 100 times. The JavaScript while loop structure. There are mainly four types of loops in JavaScript. Active 5 years, 10 months ago. The JavaScript ‘do-while’ loop structure. JavaScript while Loop. Instead, if you use loops, you can complete this task in just 3 or 4 lines. The loop do..while repeats while both checks are truthy: The check for num <= 100 – that is, the entered value is still not greater than 100. P.S. while (condition) { // execute code as long as condition is true } Question Asked 7 years, 8 months ago 7 years, 8 ago! 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