importjava.util.Scanner;publicclassMenuExample{publicstaticvoidmain(String[]args){Scannerscanner=newScanner(System.in);System.out.println("请选择操作:");System.out.println("1. 新建");System.out.println("2. 打开");System.out.println("3. 保存");System.out.println("4. 退出");intchoice=scann...
privatestaticvoidtest(Status status){int result=0;switch(status){caseOPEN:result=1;break;casePROCESS:result=2;break;casePENDING:result=2;break;caseCLOSE:result=3;break;default:thrownewRuntimeException("状态不正确");}System.out.println("result is "+result);} Java 14+ 后可以这样用: 代码语言:...
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.print("请输入一个数字(1-3):"); int colorNumber = scanner.nextInt(); Color color; switch (colorNumber) { case 1: color = Color.RED; break;...
packagerjxy2019_java_demo;importjava.util.Scanner;publicclassSwitchWithDays{publicstaticvoidmain(String[]args){Scanner input=newScanner(System.in);System.out.println("Please enter a year:");int year=input.nextInt();System.out.println("Please enter a month:");int month=input.nextInt();int da...
package rjxy2019_java_demo; import java.util.Scanner; public class SwitchWithDays { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.println("Please enter a year:"); int year = input.nextInt(); System.out.println("Please enter a month:");...
packageday_11_25;importjava.time.LocalDate;importjava.util.Scanner;/** *@authorsoberw */publicclassSwitch{publicstaticvoidmain(String[] args){Scannersc=newScanner(System.in); System.out.print("请输入年份:");intyear=sc.nextInt(); System.out.print("请输入月份:");intmonth=sc.nextInt();in...
位置: 类class的上面 包信息package的下面 2.创建引用数据类型的引用(对象) 引用数据类型 变量名|引用 = new 引用数据类型(); 3.使用功能 引用.功能名字(); Scanner : 接收用户键盘输入的内容 1.导包 import java.util.Scanner; 2.创建Scanner类型的引用 ...
1importjava.util.Scanner;23publicclassTest {4/*5需求:程序运行后,用户可多次查询星期对应的减肥计划,直到输入0,程序结束67步骤:891. 不明确用户操作几次, 使用死循环包裹业务逻辑102. 匹配到0的时候,使用break结束循环死循环1112*/13publicstaticvoidmain (String[] args){1415lo:while(true){16Syste...
import java.util.Scanner;public class text037 {public static void main(String[] args) {System.out.println("开始");Scanner scanner=new Scanner(System.in);System.out.println("请输入一个星期数: ");int week=scanner.nextInt();switch (week){case 1:System.out.println("星期一");break;case 2...
Java documentation for android.widget.Switch. Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License. Constructors テーブルを展開する Switch(Context) Construct...