JavaScript Style Guide. JavaScript while Loop The most basic loop in JavaScript is the while loop which would be discussed in this chapter. Para ejecutar múltiples sentencias dentro de un bucle, utilice la sentencia block ({ }) para agrupar aquellas sentencias. The JavaScript ifelse statement executes a block of code when the specified condition is true. Learn how to use while and do while loop in JavaSCript. La condition est évaluée avant d'exécuter l'instruction contenue dans la boucle. La grande différence entre les boucles while et do… while va résider dans l’ordre dans lequel vont se faire les opérations. For instance, a shorter way to write while (i != 0) is while (i): Description The while statement creates a loop (araund a code block) that is executed while a condition is true. Sep 19, 2025 · JavaScript supports a compact set of statements, specifically control flow statements, that you can use to incorporate a great deal of interactivity in your application. I also have a variable called bigone that is set to 0.

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