break; case 4: printf("Thursday"); break; case 5: printf("Friday"); break; case 6: printf("Saturday"); break; case 7: printf("Sunday"); break;}// 输出 "Thursday" (day 4) 亲自试一试 » break 关键字当C 到达 break 关键字时,它会跳出 switch 块。这...
如果你想深入学习switch语句和case关键字的用法,我推荐你查看以下资源: 在线教程:如W3Schools、Codecademy等网站上的C语言或你正在学习的编程语言的相关教程。 书籍:如《C Primer Plus》等经典编程书籍,它们对switch语句有详细的解释和示例。 视频课程:在Coursera、edX等在线学习平台上,你可以找到关于编程语言的视频课程...
例如：使用hashmap将字符存储为键，将数字存储为值。参考https://www.w3schools.com/java/java_hashmap...
int day = 4; switch (day) { case 1: Console.WriteLine("Monday"); break; case 2: Console.WriteLine("Tuesday"); break; case 3: Console.WriteLine("Wednesday"); break; case 4: Console.WriteLine("Thursday"); break; case 5: Console.WriteLine("Friday"); break; case 6: Console.WriteLine...
casev,w: // code block if expression is evaluated to v or w casez: ... default: // code block if expression is not found in any cases } Multi-case switch Example The example below uses the weekday number to return different text: ...
xmlns="http://www.w3schools.com"表示此文档的默认命名空间是什么 elementFormDefault="qualified">表示要求xml文档的每一个元素都要有命名空间指定 ……定义主体部分…… </xs:schema> 如何定义一个简单元素 <xs:element此处表示要定义一个元素 name=”color”表示要定义元素的名称 ...
case 1: fmt.Println("Monday") case 2: fmt.Println("Tuesday") case 3: fmt.Println("Wednesday") case 4: fmt.Println("Thursday") case 5: fmt.Println("Friday") case 6: fmt.Println("Saturday") case 7: fmt.Println("Sunday") default: fmt.Println("Not a weekday") } } 结果: Not...
The switch expression is evaluated once. The value of the expression is compared with the values of each case. If there is a match, the associated block of code is executed. The break keyword is used to break out of the switch block when a match is found...
Warning:If you omit thebreakstatement in a case that is not the last, and that case gets a match, the next case will also be executed even if the evaluation does not match the case! Example What happens if we remove thebreakstatement from case "red"?
case3: day ="Wednesday"; break; case4: day ="Thursday"; break; case5: day ="Friday"; break; case6: day ="Saturday"; } The result of day will be: Friday Try it Yourself » The break Keyword When JavaScript reaches abreakkeyword, it breaks out of the switch block. ...