The switch statement is used to perform different actions based on different conditions.The JavaScript Switch StatementUse the switch statement to select one of many blocks of code to be executed.Syntaxswitch(expression) { case n: code block break; case n: code block break; default: default ...
When JavaScript reaches abreakkeyword, it breaks out of the switch block. This will stop the execution inside the switch block. It is not necessary to break the last case in a switch block. The block breaks (ends) there anyway. Note:If you omit the break statement, the next case will ...
Javascript Programming: If Else + Switch Statement, 视频播放量 4、弹幕量 0、点赞数 0、投硬币枚数 0、收藏人数 0、转发人数 0, 视频作者 张伊不会写代码, 作者简介 ,相关视频:Javascript Programming: Variables,Facilitation Skills - Explain Every Exercise With
The Switch statement can be used in place of the If statement when you have many possible conditions.In the previous lesson about JavaScript If statements, we learned that we can use an If Else If statement to test for multiple conditions, then output a different result for each condition....
JavaScript Switch Case Statement - Learn how to use the Switch Case statement in JavaScript to simplify complex conditional statements. Explore examples and best practices.
js switch(true){caseisSquare(shape):console.log("该形状是一个正方形。");// 失败,因为正方形也是矩形的一种!caseisRectangle(shape):console.log("该形状是一个矩形。");caseisQuadrilateral(shape):console.log("该形状是一个四边形。");break;caseisCircle(shape):console.log("该形状是一个圆形。")...
A JavaScript switch statement is a type of conditional statement that allows the execution of different code blocks based on a test expression’s value. It is particularly useful when you have multiple conditions to check. Instead of using multiple if-else statements, which can make the code len...
This JavaScript tutorial explains how to use the switch statement with syntax and examples. In JavaScript, the switch statement is used to execute code based on the value of an expression.
如何使用switch语句javascript创建函数 我现在开始学习JS,我需要用switch语句做下面的练习。 function colorMix (color1, color2){ if ((color1 === 'red' && color2 === 'blue') || (color1 === 'blue' && color2 === 'red')){ return 'violet';...
In JavaScript switch statement allows us to make a decision from the number of choices. If a match is found to a case label, the program executes the associated statement.