Active 5 years, 10 months ago. JavaScript while Loop. 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. javascript1min read. JavaScript loops are used to repeatedly run a block of code - until a certain condition is met. In JavaScript, a while statement is a loop that executes as long as the specified condition evaluates to true. In contrast to the break statement, continue does not terminate the execution of the loop entirely. This loop structure is used to execute a group of statements ( or single statement) as long as the given condition remains true. While Loop: A while loop is a control flow statement that allows code to be executed repeatedly based on the given Boolean condition. The while loop can be thought of as a repeating if statement. 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 Different Types of Loops. Introduction to the JavaScript while loop statement. Test it Now. The syntax of while loop is given below. The while loop only requires the condition expression. 1. JavaScript includes a while loop to executes the code repeatedly till it satisfies a specified condition. How to break from a (for, while) Loop in JavaScript. Then the while loop stops too. When developers talk about iteration or iterating over, say, an array, it is the same as looping. The syntax is very similar to an if statement, as seen below. 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. It should be used if number of iteration is not known. The check && num is false when num is null or an empty string. Of course, you will have to copy and paste the same line 100 times. Syntax: while (condition) { // Statements } Example: This example illustrates the use of while loop. There are mainly four types of loops in JavaScript. In JavaScript, the break statement is used to stop/ terminates the loop early. while (condition) { // execute code as long as condition is true } The JavaScript ‘do-while’ loop structure. Let’s see the simple example of while loop in javascript. Viewed 19k times 3. Javascript-While loop . The JavaScript while loop structure. A JavaScript do…while loop executes a statement once and then it checks if a condition is true. 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. 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. The JavaScript while statement creates a loop that executes a block of code as long as the test condition evaluates to true. JavaScript offers several options to repeatedly run a block of code, including while, do while, for and for-in. The ‘for’ loop structure. The JavaScript while loop: The JavaScript while loop structure is a conditional loop structure. P.S. The JavaScript while loop iterates the elements for the infinite number of times. The continue statement can be used to restart a while, do-while, for, or label statement.. JavaScript Loops while loop. for loop; for/in a loop (explained later) while loop; do…while loop Summary: in this tutorial, you will learn how to use the JavaScript while statement to create a loop. Javascript while loop with if statements [closed] Ask Question Asked 7 years, 8 months ago. If the condition is true, the loop will be … Instead, if you use loops, you can complete this task in just 3 or 4 lines. JavaScript do…while Loops. 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