import java.util.Scanner; public class SwitchCaseExample { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.println("请输入一个数字(1-4):"); int number = scanner.nextInt(); switch (number) { case 1: System.out.println("你选择了数字1,这...
publicclassSwitchCaseExample1{publicstaticvoidmain(Stringargs[]){intnum=2;switch(num+2){case1:System.out.println("Case1: Value is: "+num);case2:System.out.println("Case2: Value is: "+num);case3:System.out.println("Case3: Value is: "+num);default:System.out.println("Default: Value...
Switch case String example Syntax of Switch case in java 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 switch(expression) { case value_1 : // Statements break; // optional case value_2 : // Statements break; // optional // Default is executed when the expression does not match ...
How Does Case Statement work in Java? As described above, Case in a particular Switch statement is executed when the value of the expression matches with the Case value. If none of the value matches case values, then the default statement defined in the Switch block is executed; otherwise, ...
在Java 中,switch 语句可以用于实现复杂的多分支控制逻辑。通过合理地组织 case 语句,可以有效地处理多个条件分支。以下是一些技巧和示例,帮助你使用 switch 语句进行复杂的多分支控制。 1. 多个 case 共享代码块 如果多个 case 需要执行相同的代码,可以通过省略 break 语句来实现“fall-through”,即多个 case 共享一...
Java switch case语句 1 问题 在什么情况下使用switch语句,以及如何使用switch语句。 2 方法 swith 语句主要用于判断一个变量与一系列值中某个值是否相等,每一个值称为一个分支。...public class HomeWork105 { public static void main(String[] args) { int i=5; switch(...i){ case 1: System.out.pr...
Enums can also be used in switch case in Java. Example package pkgenum; public class Enum { public enum Friends { raj, ram, aj, nick, mike, mj, jj} public static void main(String[] args) { for(Friends f : Friends.values()) System.out.println(f); } } Output ...
Example 1: Basic Usage publicclassSwitchExample{publicstaticvoidmain(String[]args){int day=3;switch(day){case1:System.out.println("Monday");break;case2:System.out.println("Tuesday");break;case3:System.out.println("Wednesday");break;case4:System.out.println("Thursday");break;case5:System.ou...
import java.io.*; class SwitchExample { public static void main(String args[] ) throws IOException { BufferedReader k=new BufferedReader(new InputStreamReader (System.in)); String h; int n; System.out.println(“Enter a value between 1 and 4 “); ...
Switch on Enum Using Traditional Switch and Case in Java In the example, we create an enum inside theSwitchEnumclass and name itDays. It holds seven constants that are the days of a week. We use the switch and case method to show a different message for each day. ...