In this tutorial you will learn how to use the switch...case statement to test or evaluate an expression with different values in JavaScript.Using the Switch...Case StatementThe switch..case statement is an alt
JavaScript Switch Case Statement - Learn how to use the Switch Case statement in JavaScript to simplify complex conditional statements. Explore examples and best practices.
JavaScript 中的 Switch/Case 语句 switch语句计算一个表达式,并根据它执行一个代码块case表达式。 consthero='Batman';letsidekick;switch(hero){case'Batman':sidekick='Robin';break;case'Aquaman':sidekick='Aqualad';break;case'Superman':sidekick='Jimmy Olsen';break;default:thrownewError('Unknown hero');...
JavaScript switch case 语句的语法格式如下: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 switch(表达式){ casevalue1: statements1// 当表达式的结果等于 value1 时,则执行该代码 break; casevalue2: statements2// 当表达式的结果等于 value2 时,则执行该代码 break; ... casevalueN: statementsN// 当...
More on JavaScript switch Statement The default case is optional. It is not necessary to use the default case in JavaScript. For example, let country = "Nepal"; switch (country) { case "USA": console.log("American"); break; case "UK": console.log("British"); break; case "Japan"...
...[ELSE statement_list] END IF IF作为一条语句,在END IF后需要加上分号“;”以表示语句结束,其他语句如CASE、LOOP等也是相同的。...CASE 表达式 select CASE sva WHEN 1 THEN '男' ELSE '女' END as ssva from taname where sva !...UPDATE salary SET sex = IF(sex = 'm', 'f', 'm')...
...[ELSE statement_list] END IF IF作为一条语句,在END IF后需要加上分号“;”以表示语句结束,其他语句如CASE、LOOP等也是相同的。...CASE 表达式 select CASE sva WHEN 1 THEN '男' ELSE '女' END as ssva from taname where sva !...UPDATE salary SET sex = IF(sex = 'm', 'f', 'm')...
With this, we have covered the JavaScript switch statement. Althoughifelsestatements are popular and used in most of the cases, in some scenarios having usingswitchstatement makes the code more readable and scalable. So choose wisely, what to use when. ...
What is the Case Statement in Java? While programming, it is very difficult to handle dealing with different actions on different conditions. Though in Java and many other programming languages, statements like if-else, if-else-if are used in various conditions. But what if there are ‘n’ ...
Learn how to perform a case sensitive sort in JavaScript with comprehensive examples and explanations.