JavaScript while Loop The while loop repeatedly executes a block of code as long as a specified condition is true. The syntax of the while loop is: while (condition) { // body of loop } Here, The while loop first evaluates the condition inside ( ). If the condition evaluates to true,...
Syntax do{ // code block to be executed } while(condition); Example The example below uses ado whileloop. 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: ...
JavaScript for loop Syntax The syntax of the for loop is: for (initialExpression; condition; updateExpression) { // for loop body } Here, initialExpression - Initializes a counter variable. condition - The condition to be evaluated. If true, the body of the for loop is executed. updateExp...
Note: The continue statement (with or without a label reference) can only be used inside a loop.Syntaxcontinue;Using the optional label reference:continue labelname;More ExamplesSkip the numbers 2 and 3 (using the OR operator): let text = ""; for (let i = 1; i < 8; i++) { if ...
while(n > 1) { // Repeat statements in {} while expr in () is true product *= n; // Shortcut for product = product * n; n--; // Shortcut for n = n - 1 } // End of loop return product; // Return the product
JavaScript 入门指南(全) 原文:Beginning JavaScript 协议:CC BY-NC-SA 4.0 一、JavaScript 简介 这些年来,avaScript 发生了很大变化。我们目前正处于一个 JavaScript 库的时代,你可以构建任何你想构建的东西。JavaScri
然后递减。如果在while循环中进行以下更改，则输出对于这两个循环都是相同的，其等效于for循环。
函数是 JavaScript 中的基本组件之一。JavaScript 中的函数类似于过程——一组执行任务或计算值的语句。但要成为函数,这个过程应该接受输入并返回与输入存在某些明显关系的输出。要使用一个函数,你必须将其定义在你希望调用它的作用域内。 参见JavaScript 函数的详细参考章节,以了解详情。
Documentation comments are parsed into an abstract syntax tree representation closely following the format employed by the Doctrine JSDoc parser. A JSDoc comment as a whole is represented by an entity of class JSDoc, while individual tags are represented by class JSDocTag. Important member ...
While-loops similarly. (var n 10) (while (-- n) ; first argument is loop conditional (hello n) ; the rest are loop-body statements (hello (- n 1))) var n = 10; while (--n) { hello(n); hello(n - 1); } Youcanuse an explicit block statements ((block ...)) wherever im...