Java中Enum、EnumMap、EnumSet使用示例 原文地址:https://examples.javacodegeeks.com/java-basics/java-enumeration-example/ =========原文讲解也是比较细致,大略观之,以快图之。========== 1.Enum示例 Day.java publicenumDay{ SUNDAY(1), MONDAY(2)
原文地址:https://examples.javacodegeeks.com/java-basics/java-enumeration-example/ ===原文讲解也是比较细致,大略观之,以快图之。=== 1.Enum示例 Day.java public enum Day { SUNDAY(1), MONDAY(2), TUESDAY(3), WEDNESDAY(4), THURSDAY(5), FRIDAY(6), SATURDAY(7) private int value; // 私有...
import java.io.IOException; import java.util.EnumMap; import java.util.EnumSet; import java.util.Set; public class JavaEnumExamples { public static void main(String[] args) throws IOException { usingEnumMethods(); usingEnumValueOf(); usingEnumValues(); usingEnumInSwitch(ThreadStatesEnum.START)...
Enumerations serve the purpose of representing a group of named constants in a programming language. For example, the 4 suits in a deck of playing cards may be 4 enumerators named Club, Diamond, Heart, and Spade, belonging to an enumerated type named Suit. Other examples include natural enume...
Examples Example 1: Basic Enum enumDay{SUNDAY,MONDAY,TUESDAY,WEDNESDAY,THURSDAY,FRIDAY,SATURDAY;}publicclassEnumExample{publicstaticvoidmain(String[]args){Day today=Day.MONDAY;System.out.println("Today is: "+today);}} In this example, an enumDayis defined with constants representing the days of...
implement interfaces. This allows enums to enforce a contract defined by an interface, ensuring consistent behavior across different enum constants. This article explores how interfaces can be utilized with Java enums, providing detailed examples and explanations to illustrate their practical applications....
An enum is a special type of data type which is basically a collection (set) of constants. In this tutorial we will learn how to use enums in Java and what are the possible scenarios where we can use them. This is how we define Enum public enum Direction
Java Enum Constructor and Methods (with Examples) Java enum example. The purpose of enum is to enforce compile time type safety. Learn enum constructors, methods, inheritance, EnumMap and EnumSet etc.
Java enum example. The purpose of enum is to enforce compile time type safety. Learn enum constructors, methods, inheritance, EnumMap and EnumSet etc.
3. Bear is in class com.javaTpoint.Enum_getDeclaringClassMethodExample2$Omnivores enum class 注:本文由純淨天空篩選整理自Java Enum getDeclaringClass() Method。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。